Pick Superior Elf Kuroneko
Obviously I tell her to swallow.
>lets 12 year old imouto stay in her room for an entire year without going to school
>her obvious mental/physical issues are completely glossed over/played for laughs
>onii-chan also stands by as imouto sexually harasses another 12 year old
We haven't had an interesting anime about the hikikomori phenomenon since NHK ni Youkoso and that bombed in Japan for some reason. Shame, Eromanga was such wasted potential.