Manga

Shimeji Simulation (シメジ シミュレーション, Shimeji Shimyurēshon) is a manga series written and illustrated by Tsukumizu.

Plot
Shijima Tsukishima is a former hikikomori who decides to attend high school. As she gets ready for school, however, she finds shimeji (a type of mushroom) sprouting from her head. At school, Shijima befriends Majime Yamashita, a girl sporting a fried egg on her head.