Manga Hayaku Otona Ni Narinasai.
Hayaku Otona ni Narinasai,はやく大人になりなさい。,不想长大，快点长大
Genre: Comedy , Romance , School life , Shoujo
Being an adult is a burden. I'd rather stay as a teenager forever. But, thanks to my handsome biology teacher, Mikasa, I'm slowly learning about the adult world?! What will I learn in today's lesson? The adult love comedy, finally in comic form!