norakuro-kun shaimi (Patreon)

she appears in the animated series norakuro-kun episode 44 alonge with few other episodes https://www.youtube.com/watch?v=qlraw_p8_3U , first apperince of her in ep 26

she seem to be a teacher in the school, she get buff and strong when get angry or tricked by ring bell, 

i dont know her name, if anyone can help it would be appreciated 

source illustrator file available with the attaches