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v3.0.2 - Emergency fix - fixes failing to apply updates in some cases. If you had issues with installing the full version of v3.0.1 please check the new note under Downloads. I'm really sorry about the issues with v3.0.1!

v3.0.1 - Added full torrent download + minor updates.

A patch for Koikatu! and Koikatsu Party with all free updates, fan-made English translations and essential mods. It will allow you to load all character cards and scenes and give you countless gameplay improvements while still keeping the original, uncluttered feel of the game.

HF Patch does not contain the full game, paid expansions or any other pirated content. You have to buy the game and expansions separately. 

All content is tested and fixed (or removed) as needed before each update, providing a stable platform for further modding. HF Patch can also repair many common issues, try it if you have issues. 

To keep the download size as low as possible, HF patch 3.x now has a web downloader version that requires internet access to download only necessary updates. Files are hosted on my own server with no IP blocks and no information gathering. The server is paid through your support, thank you! 💗

Legal note: The base game (Koikatu / Koikatsu Party), and by extension this patch are not suitable for minors. If you are under 18 years old you can not use this patch. The base game and this patch contain only characters of age 18 or higher. The creator of this patch is not responsible for creations of its users and prohibits any unlawful use of this software. 

「コイカツ」のための無料アップデートと必要な改造すべてを含むパッチ。それはほとんどあらゆる取付けを更新し、修理できる。ゲームや有料の拡張は含まれていません。あなたはゲームと拡張を別々に購入しなければなりません。

HF3.xにはインターネットアクセスが必要です。私が所有するサーバーからいくつかの更新をダウンロードします。サーバーはあなたのサポートを通して支払われます、ありがとう!

Downloads / ダウンロード

WARNING: This version is outdated, look for the latest version here.

Full version / フルファイルバージョンThis download contains the entire HF Patch and can be used offline. Use this version if you did not install the previous version of HF Patch - the download will be faster and smaller overall. You can use qBittorrent or a similar torrent client to open the magnet link.magnet:?xt=urn:btih:dd3165e309c216f5cce69bf18d9675c179a7fbc4

Web download version / Webダウンローダーバージョン This version contains only absolutely necessary files and requires an internet connection when installing. It will download only necessary files instead of everything. Recommended if you installed the previous version of HF Patch to keep the download size down. If you are having download issues, try the full version instead.Currently not available

Before installing check this installation guide and FAQ. It was made for the Steam release (Koikatsu Party) but most of it applies to the Japanese release as well.

If you need any help, check the wiki, visit the Koikatsu Discord server and ask in the #help channel, or ask in comments under this post. There are also chat and sharing channels for scenes and cards! 

You can see the source code and a readme here.

Patcher changes / 変更

v3.0.2

Updated to use KKManager v0.9.2 

v3.0.1

Updated to use KKManager v0.9.1 - ability to log in to mega.nz to avoid download limit and new source for patch files

An offline version is now available as a torrent (it doesn't need to connect to the internet at all)

v3.0

Official game patches and DLC, as well as Sideloader Modpacks are now downloaded on demand. Only files that need to be updated are downloaded so in most cases the download size will be much smaller than before. Files are hosted on my own server paid with the help of my Patreon supporters. In the future there will be "snapshot" HF Patches that contain everything in the initial download.

Added automatic backup of the BepInEx folder to a new .zip file in the game directory.

Sideloader Modpacks are no longer removed when you select the "Remove all mods" option, everything except for them is still removed. The modpack folders are still cleaned up in other ways.

When removing duplicate mods the mods inside of Sideloader Modpack folders are now always preferred over mods outside of them.

Changed title of the patch to "HF Patch for Koikatu! and Koikatsu Party", filename is still the same.

Updated the info page with a more concise FAQ, new useful links and new modder credits links.

Added Simplified Chinese language (partial translation, causes the patch to not install English translations).

Events and H positions are not unlocked by default anymore when you select Extra installation, they have to be turned on manually now. Translated cards, scenes and backgrounds are also not installed by default anymore.

Added some missing coordinate cards (installed in KK only at the moment).

When choosing the "Use alternative font" option for KK Party the font file is no longer removed, only renamed. This makes it compatible with the option in new launcher.

Explorer is no longer killed (it's still recommended to close all explorer windows before installing).

Fixed BepInEx5-style config files being removed when removing BepInEx plugins (only BepInEx4-style config survived before).

Updated some message and option texts and their translations.

Mods added / 追加

v3.0.2

Add Pose v1.6 (Adds more poses to maker that were taken out in a previous release of HF Patch, but the pose list will become slow like before)

v3.0 

KKManager v0.9 (Automatically used to download official game patches and DLC, as well as Sideloader Modpacks).

RealPOV.Koikatu build 133 (1st person view in H scenes, Backspace key by default)

KK_MoanSoftly v1.0 (Quieter breathing in H scenes, automatically gets louder as excitement increases)

KK_PushUp v1.0.1 (Bras affect breast shape, replaces Kiyase, configured per-character in maker)

Mods updated / 更新

v3.0.2 

KoikatuFixes v1.8_2b2b1d03 (Fixes 2 fixes not working in KK Party) 

v3.0.1 

KKManager v0.9.1

KK_PushUp v1.1

ModBoneImplantor v0.2.3

v3.0

BepInEx v5.0.1

IPALoaderX v1.2.1

KKAPI v1.9.5

XUnity.ResourceRedirector v1.1.1

BepisPlugins r13.0.3

XUnity.AutoTranslator v4.8.1

Collection of English translations up to 24/12/2019

Launcher with language switching v1.5 

ModBoneImplantor v0.2.2

MoreAccessories 1.0.8 RC

KK_HairAccessoryCustomizer v1.1.3

KK_MaterialEditor v1.9.2

Koikatsu Overlay Mods v5.1.1

KoikatuFixes v1.8

IllusionMods/HideAllUI.Koikatu 2.1

CharaStateX build 119

KK_BrowserFolders v1.4.3

KK_ClothesLoadOption 0.2.1

KK_StudioSceneLoadedSound v1.1

HeightBar v3.2

KK_OrthographicCamera v1.1.1

Koikatsu_CharacterReplacer v1.6.2 (update of JannieReplacer)

KK_StudioAutoCloseLoadingSceneWindow 1.0.3

KK_StudioTextPlugin 1.1.2

FPS Counter v2.2

Runtime Unity Editor v1.11

Custom intro voices v10 (FubukiGasm)

Mods removed / 削除

v3.0 

KK_Kiyase 0.2.0 (replaced)

KK_StudioAllGirlsPlugin 1.3.2 (caused some confusion and unintended side effects)

Files

Comments

Zee

Dude I was literally just thinking about this! Thank you so much

RMarco21

Hey i currently have Koikatsu Party HF Patch v2.9 installed on my Steam. I want to install this patch. Should i make any modifications on my current v2.9 patch before i install this one?

Forgotten Reach

only 200mb? other patch were like way bigger or im missing something here @~@?

Anonymous

Hi Marco, first of all thanks for your effort.

Anonymous

But ... the new installation process with internet downloads is incredible slow. Installing for an hour now and it has downloaded 600MB out of 6,5 GB. The old process with complete MEGA-Download was much faster. Needed just an one and a half hour to download and install the HF 2.10 Patch.

Anonymous

Your installer seems to not check what is already installed. And it doesn't remember the settings you made during installation. You have to go through all options when you want to reinstall or remove something. Could you please check and redefine the process so the installer works like a true updater, only changing/updating what neeeds to be done. Thanks a lot for your great work on this!

Dexilan458

It will download the large files during installation. This is just the executable.

ManlyMarco

Doing this would require either a rewrite of the patch to some extent, or having the patch install like a normal application so it would create registry entries for what was installed and where, but because of that the game directory could not moved without breaking the installer. Also it would be very easy to break the game completely by uninstalling the hf patch through the created uninstaller. Those are the reasons why I didn't add this feature yet, but I'll look into adding this in future releases. Thank you for the suggestion!

ManlyMarco

This is mostly a stress test of how well this new method works, and it looks like it's not good enough. I'll look for a solution for hf patch 3.1 or 3.0.1

ManlyMarco

No, you can always install the latest HF Patch without any preparations.

Treymeister

Thank you! You are amazing for doing all of this. I had 2 questions if you see this. Does adding a new mod patch risk deleting current saved characters? Also, does this mod have any more pubic hair additions? Was really hoping to add a full playboy-esque bush to my characters in the future. Thanks again!

yeah boi

Hey Marco. I just installed this HF Patch but now some characters started glitching. For examples hair started spiking or clothes are missing. In character maker they seem to be fine. I usually use the "edit char" tab to reload the characters. But this time its too many. Any solutions?

ManlyMarco

The patch will never touch your existing saves, characters and other thing in userdata other than game settings. Not sure if any more pubic hair was added, but there is some of it.

Superbibi56

Hi,, I got the same problem. This happens whenever I update the sideloader mod. I think but not sure that this affects cards with lots of accesories, more than 20. I also have, after an update to re-edit these cards, save and everything back to normal (until the next update^^).

ManlyMarco

Hello! It looks like it's an issue with a recent update to sideloader modpack. Please wait before editing your cards, this is most likely going to get resolved in an update.

Kevin

i downloaded the HF patch v 3, but everytime i tried to DL the update failed box came up, and said i need to check my internet and my mega transfer limit. well, my inet is fine, and i just renewed my mega limit. how to pass this issue?

whitemamba

i lost all of my h positions now i only have handjob and missionary how do i get them back?

Anonymous

Hello, when I was updating 3.0, the final network download was not completed, and some failed. How can I update again?

ManlyMarco

Open cheat tools with Pause key and click option to unlock all postions at the bottom.

ManlyMarco

This happens because kkmanager doesn't support logging in to the mega account yet, so the limit from having no account takes place. This is something that will be added in the future.

Kevin

@manlymarco, OK, i tried purchasing Mega.nz, should be a problem for the limit. But still it has the same reaction, any solustion?

Team Ehiro (edited)

Comment edits

2026-09-05 04:00 Hello. So I downloaded the HF patch, and My only major issue is with the charastudeo and the problem is for some reason, the studio won't load in character data. I was wondering if you might know how to fix it? Did i do something wrong while installing? I have an image from the dev mode if you need to see that.
2020-01-13 06:41

Dragon RNG

I also have another problem with the story when you click on the next button to go to the activity club or after class it is loading and I get an error and the game closes. Another failure if through history I give him to return home it is very slow that when I give it the next day it does not load and the game is closed. what problem can that give? That is the error that has come out.

Anonymous

New problem with HF 3.0: when pressing F4 the "Go to"-Button on the chara card is missing, i.e. you cannot teleport to the location of the girl ...

Yakub Mao

After updating using kk_manager, I cannot launch Initial Settings.exe.I can launch koikatsu_party.exe though

ManlyMarco

Open task manager and close all running instances of Initial Settings.exe and try to start it again. Alternatively restart the PC.

ManlyMarco

Do you have the \BepInEx\IPA\KK_MoveMapFromCharaList.dll file? If not, do you have KK or KK Party, did you select english or japanese when hf patch first started, and did you change any settings when installing? This plugin is one of the options that should be enabled by default. If the file exists, send me your output_log.txt from the game folder after you open the menu where "go to" button should appear. You can use pastebin and link to it in a comment here if you're not on the discord server.

ManlyMarco

Send your ouput_log.txt, it would be best if we talked on the server or in discord PMs, it would make it much easier to help you.

ManlyMarco

Send your ouput_log.txt, it would be best if we talked on the server or in discord PMs, it would make it much easier to help you.

ManlyMarco

Do you mean that you purchased a higher limit mega.nz account? Like I said in previous post, this will not help at the moment because KK Manager does not support logging in to your mega.nz account. The limit will be raised only in your web browser. You can talk to me on the discord server and I'll send you a test build of KK Manager that supports logging in to mega.nz when I add this feature.

Yakub Mao

It still wouldn't launch.KKmanager updated Offical patch for koikatsu party! and Sideloader Modpack before unable to launch

Yakub Mao

font.unity3d is from the offical patch

Yakub Mao

I just removed it and it works

米苏 提拉

Can you provide offline installation package。If I use online installation in China, I can’t complete the download

ManlyMarco

Yes, offline version will be available in the next release soon.

RaptorTim

The download speeds are so slow, and it crashed in the middle of downloading. Is there anyway to download the whole package

Ian Mitchell

Thanks ManlyMarco, I'm having the same problem as some others with very slow downloads. I could also use the kkmanager that logs in to Mega.

ManlyMarco

I'll post a full download in a couple of days with some changes to the updater to hopefully make it faster.

ManlyMarco

I'll post a full download in a couple of days with some changes to the updater to hopefully make it faster.

Isaac Autismov

I've updated from 2.8 to 3.0 and noticed many poses are missing from the character creator now. Most of them were just bad, plus annoying to scroll through to find anything...Buuut I liked the walking animations for testing models' settings, and some of the dances were fun. Any idea what mod unlocked that?

CHING YAN WONG

i can't see roles ,it all white and the head is disappear.

ManlyMarco

Roles? Send your output_log.txt file

Mystic Saint

is the full down load available yet?

MatsumiYuu

question, i have seen some pixiv artist playing sex animation that i've never seen before is there any mod for that?

Dragon RNG

Nobody has problems with the kPlug in this latest version? it happens to me I have not checked without the Kplug works perfectly but with the kPlug crash the game. the most curious thing that happens to me when I go alone in the story when the girls are there or during H is going well but at the moment when I'm alone it starts to go slow until the game freezes and crash the game.

Nont

Which version pack that have a new gun my friend?

ManlyMarco

Nodesconstraints plugin, it's included

ManlyMarco

What new gun? You can use kk manager to get all latest mods on any recent version on hf patch.

ManlyMarco

Best would be on the discord server in #help channel or as a PM to me.

ManlyMarco

To use kplug you have to completely reinstall it by following instructions from its readme every time you install hf patch

Mystic Saint

ok cause i have been installing for over 16 hours and it only installed 84MB of 10GIGs

Thanh Le

Hello, has the full HF Patch 3.0 update been released, Admin?

KsAstolfo

After installing HF Patch the Story mode don't load anymore, can you help me ?

Anonymous

Been trying to install the 3.0 patch. I get to updating mods and it goes well until I get to a mod called "[titan36]ARMA v1.2.zipmod" which is 639 MB. This mod takes like 3 hours to download and then didn't even complete at the end. the mod literally gets to 100% and then restarts. Retrying to do it now and at same spot with same mod for the next several hours. My question is, what is this huge mod? The only thing I know Arma from is the military games.

EstNaga

hello the mod downloading has stuck at 217/247 it ove 100% and it just stand there :((

ManlyMarco (edited)

Comment edits

2026-09-19 00:00 You can cancel the download and restart it later after patch finishes by going to your game directory and running KK Manager > Search for updates. Alternatively you can get the Web version of HF Patch 3.0.1 that just released, it should be much faster.
2020-01-21 20:46 You can cancel the download and restart it later after patch finishes by going to your game directory and running KK Manager > Search for updates. Alternatively you can get the Web version of HF Patch 3.0.1 that just released, it should be much faster.

You can cancel the download and restart it later after patch finishes by going to your game directory and running KK Manager > Search for updates. Alternatively you can get the Web version of HF Patch 3.0.1 that just released, it should be much faster.

ManlyMarco

It's items for studio, try the new Web version of HF Patch 3.0.1, it should be faster. If you don't use studio you can uncheck the studio sideloader modpack to skip installing these.

ManlyMarco

Try installing the newly released v3.0.1. Leave all settings as default. If that doesn't help then send your output_log.txt file from game directory, you can send it on discord or upload to pastebin and send link here.

ManlyMarco

I just released it, check the updated post above.

ManlyMarco

Sorry for the delay, I just released the full download version. Check the post above.

Jon Campbell

I'm trying to install HF 3.0.1 and no matter what I do it keeps telling me failed to updated 1209 files because of some source raised errors then gives a read out of a bunch of failed updates

ManlyMarco

It's a bug in the patch, I'm fixing it right now. I pulled down the downloads until I have a fixed version. If you downloaded the full patch then you won't have to download the bin files again, only the exe file

ManlyMarco

If anyone is having issues installing v3.0.1 then please try the .exe from the new v3.0.2 version. If you downloaded the .bin files you don't have to redownload them, you only need to place the new .exe in the same directory as the old .bin files, no need to rename them either. Sorry for the inconvenience!

Lotus In

BT unable to download

moria

High pine shoes do not fit in the floor

ManlyMarco

High heels might need Stiletto plugin to work.

Anonymous

Great Job, Marco! I finished download and installation of the HF 3.0.2 in "no time" (compared to the HF 3.0) and without any problems. Going to test it now ... Thanks for your effort!

TLoZHero

Hi Marco! You done a great job, as always! But let me ask you about an issue that I have since latest versions of the patch. I don't no why, but when I'm playing at the game, in the overworld, somes outfits or hairstyles don't appear. The ones that are mods, I guess. Anyway, when I'm in the chara editor or in scenes, this ones appear without problem. There is a way to fix this? I don't know why, but in previous versions those outfits and hairstyles gave me no problem!

moria

Stiletto download?

ManlyMarco

I don't think there's any official place to download it from. Search for stiletto on the koikatsu discord server.

Anonymous

I played with the 3.0.2 yesterday. After completing "lunch time" with some talking to the girls and checking there outfit, hair and accessories (it all looked fine to me) I changed to "club time". The first thing to do was to go to to the gym and start a "character event" with the special character "Sakura Yuuki". After clicking the "yellow star" the screen went white and the game stopped. The only thing I could do afterwards was to take screenshots ... I'll post a link to the output_log. Could you please check?

DawnFGC

Hello, is there any way I can download this Christmas scene with a girl on a bike? Thanks!

ManlyMarco

I share my scenes on the discord server. This scene I couldn't share because the mod for the bike and helmet is not finished and released publicly yet.

ManlyMarco

Can you send me your kkmanager.log file? You can do it through a PM on discord. It might be that you've ran out of mega download limit and fell back to the slow server.

Forsakenwolf42

So i have been updating modes for the past 2 hours is that normal? and is this safe?

ManlyMarco

You might have been better off with the torrent download in this case. It's safe, just slow.

ManlyMarco

If you have over 1GB of stuff to download you should get the full download instead. You will get much better speeds and it's much smaller than 10GB.

Forsakenwolf42

Do install the torrent the same way? or no?

ManlyMarco

Yes, it's the same but all files are included.

DawnFGC

Alright, thanks ManlyMarco!

Yobama

Will there be a HF patch for EC soon?

ManlyMarco

I hope so, some plugins still need to be fixed.

healysn

Thank you for nice work!! Could I ask you a question? If it is possible, Could you please consider dividing the 7G full file on torrent into 4G and 3G next time?

ManlyMarco

I think so, but why? Are you using fat32 file system or something?

Yakub Mao

just delete abdata\localize\translate\1\font.unity3d

hentaiDaisuki

Hi ManlyMarco, I have some problems with using the hf patch (this version, 2.10 work normally) and kplug. When I had H scene on story mode, and then try to save game, it crashed. (I use kplug public version). Do You know how to fix it?

Danik

I have an infinite load

Mervyn Long

After installing things all seem to work but part way through character creation my girl becomes invisible and nothing seems to bring her back. I lose everything. No crash, no locking, just no more model. Happens at different points. First time I switched to underwear selection and she vanished. Last time I got past underwear and she vanished when I went to choose a skirt. Any ideas?

ManlyMarco

I don't use kplug, sorry. Check its readme for install instructions.

ManlyMarco

Send your output_log.txt file from game directory after this happens. Make sure that you are not running out of RAM.

Kaizer Lightning (edited)

Comment edits

2026-09-05 04:00 Where can I get the Dlc?
2020-02-08 07:52

薫 白鳥

はじめまして、pixivで手に入れた一部のキャラカードが読み込もうとすると服や髪などは正常に読み込むのですが付け髪などのアクセサリーが別の場所に表示されます、これはバグでしょうか?、対処法を教えてもらえれば助かります

ManlyMarco

この問題のあるカードを見せてもらえますか?

Bigyeetpete

Hi! I would like to download the "full" version of the patch but I have very little knowledge of how magnet links (and torrenting) works. Is there any way I can get a direct download? If not could you post info or a tutorial on how they work? Thanks.

ManlyMarco (edited)

Comment edits

2026-09-19 00:00 Install qbittorrent and paste the magnet link into its File > Add link menu.
2020-02-15 07:17 Install qbittorrent and paste the magnet link into its File > Add link menu.

Install qbittorrent and paste the magnet link into its File > Add link menu.

AngelOfDeath

Hey, there used to be an xray mod with mkv20 which is outdated now. Do you know anything of that sort?

ManlyMarco

It was just a gif player, there's nothing similar currently.

lai mega

My game crashes at the end of the school day whenever I add this card to the class (https://www.pixiv.net/artworks/79454030). It looks fine in the character creator though. Error Msg: [Koikatu.exe caused an Access Violation (0xc0000005) in module Koikatu.exe at 0033:c0634b6e.] Would you please give me some advise? Thanks!!

ManlyMarco

Sounds like you might be running out of RAM, open task manager and keep an eye on memory usage around the time it crashes. You might need to reduce number of characters or turn off high poly mode and close other applications.

lai mega

I can fill up the class with other cards and everything is fine. But when I remove all characters and import only that particular card, I get the error when I skip to the next time slot :( Anyway thanks for your advice

ManlyMarco

Looks like it's the Material Editor memory leak bug. Not much you can do until it gets fixed. It triggers on cards using very big textures.

lai mega

Oh I see... Thank!

Aaron

hey, i have kk 5.1, will this patch work with the version i have? and does this patch include the POV mod?

ManlyMarco

HF Patch works with any version of the game. If you didn't install a previous HF Patch before then you should get the full version.

Bubble-P

Hey Marco, I had a question. I tried to install this update of the patch after buying the game on steam, and it went to install fine. However, I assume my laptop still somehow when into sleep mode with the screen still open and it messed with the process. Now, whenever I try to re-install the HF Patch, I'm getting error messages during the process and cannot re-install. The first error occurs on the "Preparing to Install" part of the process, giving me this: "C:\Program Files (x86)\Steam\steamapps\common\Koikatsu Party\[UTILITY] KKManager\StandaloneUpdater.exe ... An error occured while trying to rename a file in the destination directory: MoveFile fails, code 183. Cannot create a file when that file already exists." It gives the option to Try Again, Skip this file (not recommended), and Cancel Installation. If I choose to Try Again, it waits for a moment and the error returns. If I choose to skip the file given it says it already exists, I run into the second error: "Runtime error (at 27:692): External exception E0434352." Pressing ok is the only option, and doing so brings me to the final part of the installation without having actually installed anything, giving me the options to Run Koikatsu, Open the wiki, Join the Discord, or open your Patreon. I'm not sure what really has gone wrong at this point...

ManlyMarco

Try restarting your PC and run hf patch again.

AL88MZ

Tried to use the magnet and got this; Downloading From :magnet:?xt=urn:btih:dd3165e309c216f5cce69bf18d9675c179a7fbc4 Waiting for DDB initialization... Searching... Metadata download created Trying secondary lookup service Secondary lookup failed: no sources found Found 0 EDIT: Added extra info Thought I would try torrenting it again, but i noticed I had issue downloading via torrent with the last few HF patches. Not sure if there is something wrong with settings on my end, as I could download other torrents without issue.

ManlyMarco

The link works fine for me, try a different torrent client.

AL88MZ

Yup, will do. Hopefully that fixes the problem.

Hammerburg

do i need full patch of 3.0 if i have flashbangz 5.8.2? been trying to download 3.0 like you stated but no one is seeding. no peers available. your 3.0.2 is on mega which is easier to utilize. it states only essential patches so i don't want to miss anything from the 3.0 if there was something i needed.

ManlyMarco

I don't give any support or warranties for fbz repacks, but you can install the full patch over them. You should get full 3.0.2 from the magnet link in the post and let it remove all old mods (and config) to avoid future issues. The 3.0 is old and no longer seeded.

Hammerburg

thanks, it gets frustrating trying to find a stable build to go off of. flbz was the first that i found but, but have found others such as yourself that have better quality in each patch. thanks, i just subbed to you as well, i hate to leech off of persons work without contributing something

ManlyMarco

Thanks! There are definitely better options than fbz, his recent packs were just copies of another, better and free packs.

Danik

how to activate a strap-on

ManlyMarco

Go to plugin settings > uncensor selector and turn on showing trap/futa content.

Bubble-P

Thank you, restarting and reinstalling fixed my issues. However, a friend of mine brought up an issue she's having on her end. Some girls in the overworld's hair and clothes do not show, and their eye textures don't show either. But when talking to them or in a H scene they show. Reloading the character card and saving it doesn't fix the issue, and I have the mods needed for the character to work.

ManlyMarco

Go to game settings and make sure that showing all accessories is enabled. If that doesn't help, go to plugin settings and turn on high poly mode. Note that the high poly mode needs more resources to run and you might need to reduce the max concurrent characters slider.

Slime Duck

Hello, Marco, I have a big problem It says that BepInEx is denied and I thought maybe it is because the map with the game needs administration approval and thus I wanted to remove that administration thing but I cannot do it as 14.unity3d does not let me do that any help?

ManlyMarco

Don't remove any files. Restart your PC and try again. If HF Patch failed to install then run it again.

Slime Duck

Sorry for my stupidity. It was pretty simple actually, I just needed to open Koikatsu with Administration settings and everything worked.

AlphaGammaZX

Is there something wrong with the character download server? Everytime I try to get on there, it doesn't load but gives me a server error

ManlyMarco

It looks like something broke with the mega's API and it hangs indefinitely when trying to access the website. If you have this issue you will have to get the full version of the patch or wait until the issue is fixed (not sure when).

J'zargo

Hey marco umm I got some problem so apparently my female genitalia texture was gone it is uncensored but somehow the texture is just gone there was no hole or anything just plain skin which is kinda unimmersive lol, the male genitalia got no problem only the female one.. did u have any idea why is this happen ? or am I missing something like mod etc ? thanks

ManlyMarco

Default uncensor in maker is no uncensor, it will work outside of maker and if you specify which uncensor to use in maker. If it doesn't work outside of maker then check your output_logt.txt file for errors, if there are any and you don't know how to fix them then sent the log to the #help channel on discord server or here.

J'zargo

Welp ty for responding but I finally found the solution lol, I just need to download the texture mod for it and there u have it the lad's pussies is back XD

Ravie MacTavis (edited)

Comment edits

2026-09-05 04:00 Hello kind sir!!! would u perhaps helpin me ? I know this is a dumb question but how u install mods ? I just downloaded the hair mod pack the readme told me to just Copy&paste all the files to the abdata folder on the game directory but when I'm lunch the game the mod is still not installed...is there anything that I miss like the plugin, some kinda patch or something ? Ty kind sir
2020-02-29 16:15 Hello kind sir!!! would u perhaps helpin me ? I know this is a dumb question but how u install mods ? I just downloaded the hair mod pack the readme told me to just Copy&paste all the files to the abdata folder on the game directory but when I'm lunch the game the mod is still not installed...is there anything that I miss like the plugin, some kinda patch or something ? Ty kind sir

Hello kind sir!!! would u perhaps helpin me ? I know this is a dumb question but how u install mods ? I just downloaded the hair mod pack the readme told me to just Copy&paste all the files to the abdata folder on the game directory but when I'm lunch the game the mod is still not installed...is there anything that I miss like the plugin, some kinda patch or something ? Ty kind sir

Rinkohan

Hello. I'm sorry but I have a question. Currently I am using HFpatch2.9. I tried to download the full version of 3.01 before updating to 3.02, but I don't know how to download with magnetlink. Will the full version be uploaded on MEGA in the future?

Ravie MacTavis

but the mod after I downloaded it comes in zip file not zipmod does this mean I download the wrong mod type kinda thing or should I change or edit file format to zipmod ?

ManlyMarco

Download qBittorrent and paste the magnet link into its Add link window. For now I'm not planning to upload the full version to mega since it's not very practical. If you have a premium account without the download limit you can just use the web version instead.

ManlyMarco

Check the mod's readme for installation instructions. If there is a manifest.xml file then it's a zipmod even if the extension is .zip so you can just put in into your mods folder and it should work. Update your modpack with KK Manager first, maybe the mod you've found is already included.

Rinkohan

I was able to download it safely. Thank you for your reply while you are busy.

Paul Fowler

Hello. I have a problem. The last 2G content has been unable to move during the installation process. It says that the file crashes. Cannot update those few files. What is going on?

Ravie MacTavis

So I only have to copy the mod to the mod folder as long as it has the manifest.xml without changing the file type to zipmod ?

ManlyMarco

Yes, if it has a manifest.xml file inside it's a zipmod, the extension can be left as zip in that case.

ManlyMarco

Try restarting your PC and installing again.

Ravie MacTavis

OK then Imma try it, thx for the respond kind sir !!!

Sandman

Hello, quick question I use to use v2.10 and my mods for clothes worked but as soon as I downloaded v3.0.2 they stopped working. do you know what I forgot to do or how I can fix it?

Ravie MacTavis

can I ask u where u download ur mod ?

ManlyMarco

Where did they stop working? In maker/studio or in main game?

Paul Fowler

Reinstalled many times. Still shows that the last 2G file could not be installed. The game can run normally

ManlyMarco

Did you try to restart your PC before reinstalling? Exactly which file failed?

KoharuP@kcsgamer

The 3.0.2 installer shows error "Out of memory" and couldn't install

ManlyMarco

Restart your computer and try again. If you get this error when installing then you will also have issues with running the game properly.

john smith

If I buy the japanese version of the game (instead of the steam version) and install HF patch, will the DLC personalities still be machine-translated?

ManlyMarco

Yes, there are no proper translations for those.

john smith

Are there any plans to add fan-made translations to the dlc personalities? The machine translation is pretty jarring, especially when the rest of the game is so thoughtfully written.

Arsa.S

how to open moveset all in free h?

ManlyMarco

Either unlock positions by playing the game or use cheat tools to unlock them by pressing Pause key and scrolling down in the cheat window

ManlyMarco

https://github.com/IllusionMods/KoikatsuStoryTranslation There are always plans but currently no one is working on the translations. It's a lot of text to translate and for a while it was not known if illusion will translate the DLC or not and the few translators we had left in the meantime. You can learn more by asking in the translation channels on the koikatsu discord server

Inactive Studio

sometimes it says missing mods detected anyway to fix it?

ManlyMarco

Open the game launcher and click update in bottom left.

軍團長 「安全會」

I installed the mod but it still lacks the "ec001" file so does anyone know where to find it? (中文:我安裝了整個mod 但它還是缺少叫 "ec001"檔案 所以有誰知道去哪找嗎? )

ManlyMarco

Try updating your mods (open launcher and click update in bottom left corner). If that doesn't work then the card might be using some outdated version of the mod.

john smith

I want to help with the translations, but I have no idea what I'm doing/where to start. Can you give me a step-by-step on what to do?

ManlyMarco

Come to the Koikatsu discord server and join the #lingual-studies channel. We can help you get started and figure out which parts are not being translated by anyone.

Arsa.S

Manly can you share video to use cheat tool please, i try use cheat tool but failed

ManlyMarco

What exactly do you mean by failed? Press the Pause key on your keyboard and the menu should appear. If you don't have that key then go to plugin settings and change it to something like F12.

アギト

こんにちは!このマグネットリンクをqBittorrentで入力すると、指定されたファイルが見つかりませんと表示されるのですが、どうすればよいでしょうか?

ManlyMarco

マグネットリンクを[Add torrent link]ウィンドウに貼り付けます

アギト

解決しました!ありがとうございました! Thank you so much!!

Harakiri

Hello, Thank you for your work! How can I make the female genital spread when inserting? Is there a plugin/mod I have to download or a setting somewhere?

ManlyMarco

There is no way to do it with uncensors included in HF Patch. kplug includes a somewhat animated uncensor but it's incompatible with many things and only recommended if you are experienced with modding this game.

Harakiri

Thank you for the reply!

veydara

hello, can i ask? is that really need to install all version hf patch? example install hf patch 3.00 then 3,01 then 3.02?

ManlyMarco

No, you only need the latest version.

ManlyMarco

The web version automatically installs latest updates with kk manager. The full version installs kk manager but doesn't update, you can trigger an update by opening the launcher and clicking the update button.

axhaxh

When I try to download it keeps saying "an error occurred to copy a file: The source file is corrupted" any ideas why?

Ikaros

Having some major issues after installing 3.0.2. At character creation, the girls do not load in at all, not even the default girl. When I click on a card, it makes the sound as it normally does but nothing loads. Second: Attempted to do Free H mode, the game gets stuck in the loading screen with the loading bar only at 25%. Three: Characters don't even load in Studio mode. Before I installed the latest version, the game was running fine because I tested it out beforehand so i know it's the HF patch causing this.

ManlyMarco

Restart your PC and try to install the patch again with default settings.

The Neph

I just downloaded KKP off of steam and saw the HF patch completes the game. If I download the web version (since I have no torrenting program), it installs everything, but brings up a side window to download about 15gb of mods from Mega, which then asks for a login. I clicked cancel and it continued to download. I cancelled that and finished the regular installation. My question is on whether I need to install those 15gb of mods and if so, will it matter if I don’t log into mega as I don’t have an account with them? I am new to this modding thing, so please excuse my ignorance in this matter.

ManlyMarco

If you never installed HF Patch before you should have gotten the full version since it doesn't have to download anything extra. If you cancelled the download you might be missing the uncensor, and are most likely missing a lot of the content mods that are needed if you'll want to use any character cards or scenes found online. You should at least install the uncensor and fix packs from the launcher/update, and if you run into any issues with loading characters then you should download the other packs as well.

ManlyMarco

The mega login is needed if you need to download a lot of data to the point of going over the free mega limit, in that case if you have a premium account you can use it. If you don't then you'll either have to wait for the timeout or download the full pack and install that.

The Neph

I won’t really be downloading cards, or anything. Really just want to enjoy a game without blurs, lol. So to avoid the mega limit, where can I download the full version without torrenting? Thanks for the quick response

ManlyMarco

For now the full version is only through torrent. If you don't want to download other's cards and such then open launcher and hit update, then download latest patches, uncensor and fixes, but skip studio and other modpacks. It might still end up being a larger download than if you downloaded the full version though.

Джонни Две куртки

Hey Marco I got a problem so in last HF patch for koikatsu party if I choose genitals or balls for female char it has gone in H scene but I can see it in char maker.p.s. in old version it worked.Please help.THANK YOU SO MUCH for your work.

ManlyMarco

Try saving a fresh card in maker with the uncensor selected and open it in free h. If it doesn't work then you can try installing HF Patch again with default settings, or post your output_log.txt in #help on the discord server and ping me.

Bailey Pflueger

Am I only allowed to update if i get the torrent version? I got the web version and I don't see update on the launcher

ManlyMarco

Maybe you didn't install the custom launcher, it's not installed if you turn off English translation. In that case run KKManager and update from there.

Dantaro

Hi ManlyMarco. Im trying to install the HF patch. However my install keeps getting stuck on a file called (Earthship).Rose.zipmod and can't progress beyond it. I have tried downloading the HF patch installer multiple times, but it's the same result each time. Any ideas what might cause this?

ManlyMarco

Are you trying the web installer or full installer? If rebooting and waiting doesn't help, try the full download instead of the web installer.

Enoch Choi

i haven't installed any previous versions so i want to install the full version the link at the top leads to a mega page that says "the file you are trying to download is no longer available."

ManlyMarco

The full version is only available through the torrent.

Cuhh Pan

我尚未安装任何以前的版本,所以我想请问要下载什么版本, 很能一次性下载完。

ManlyMarco

Download the Full version by using the provided magnet link.

Vivian

Hello marco! Ive been trying to run the patch for a long time now, but for some reason it still doesnt work. I have installed koikatsu, got the hf pack, been following the directions carefully. I have already reinstalled both the game and the pack (multiple times) and even upgraded my computer very recently and have much more ram than before (i now have 16GB) And still, even with all programs ended, whenever i try to run the HF Patch it immediately pops up a "out of memory" error. When i asked in the server, they told me to look at any changes in the resource monitor and none appeared, it just immediately popped up the error with no change, and told me to ask you yourself. How can I fix this error, id love to try more than just the base game of koikatsu!

ManlyMarco

I'll release an update to hf patch today so you can try if that one works, I'll change some compression settings.

Jacky Zhu

Hi ManlyMarco! Some problems here, I have the steam version Koikatsu party and downloaded the full version of the HF patch. Now I have successfully installed HF patch for AI Shoujo before so I thought this time it won't be any different. It was. It seems like the exe file of the patch won't load the two bin files at all. Even when I moved the exe file to another folder alone it works without the other files, unlike with AI shoujo, where it will ask you to insert disks when missing bins. I guess it probably isn't normal, since the installation size is only around 150 mb, meaning that the two bin files are totally disregarded. I tried downloading the patch again, nothing changes, though the KKmanager seems to be working just fine after this bin-less installation (I'm downloading mod updates through it now) Any ideas why and how to fix it?

ManlyMarco

This is normal and you need to have the bin files next to the exe or the patch will download the contents of the bin files again.

Jacky Zhu

I figured it out! No longer a problem, thanks for the reply! cr. Discord help

earthboyjak

Hey, this patch is really amazing and for the most part works great with few bugs, so thank you so much. Just a couple of things I figured I'd ask so I know what's normal and what I might fix. The girls don't display the full size of most bones modified in creator with extended ranges or added scale sliders when they're running around the school map, though they look how they're supposed to in conversations and scenes. Sometimes clothing pieces added with mods don't appear outside of conversations either and are replaced with items nearby from the relevent clothing menu. Obviously these aren't major issues because these parts show up where it's most important but seeing everyone run around the school the way I made them would be nice if that's possible. Thanks again!

ManlyMarco

Get the latest version of the patch, many of these issues should be fixed in it. If you still get the clothes issues then try disabling async clothes loading in plugin settings, and if that doesn't help then try turning on high poly mode in plugin settings.

다니엘 킹

Thanks for a wonderful and such helpful patch! But I'm having little problem. I made a few trap characters by adding PPs to female characters. But their PPs aren't showing in the main story mode! It's funny that its working fine on free sex mode but the PPs just vaporizes at the story mode...How can I fix this?

Slurp

Yo man how big is this thing gigabyte wise?

ManlyMarco

The patches are around 4-5GB. Please note that this version is outdated, I released v3.1 not too long ago.

다니엘 킹

Thank you for answering my question! But I have another one. I've been searching if there were any more anal positions and found out something called kPlug. Is there any possibilities that you will add kPlug to HF patch?

ManlyMarco

I won't add kplug to HF Patch. kplug is known to cause many issues with the game, and most importantly it's a commercial plugin that I'm not allowed to include. If you want to use kplug I suggest backing up your game and following its instruction manual very carefully.

SeaKing

Firstly the patch is great! I've been using it for a while with no issues, but recently it seems to have uninstalled itself so that when I run the game all the added clothes and options from the patch disappear. I can reinstall the patch and run the game and everything comes back, but if I close out of the game and reopen it everything is missing again. It's like it gets uninstalled whenever I log out of the game. Any suggestions to fix? Thanks!

ManlyMarco

Check if your antivirus isn't interfering, and that you have write permissions to your game directory (if that's the problem then running the game as admin would fix this issue).