Change H peach

#Cover illustration: Amazume Ryuta

In a world where birth rates mysteriously dropped, specially women's, men have their bodies changed so they can give birth. This is the story of one of them, Kenji.

After losing a bet, Tao Nozomu's baseball team is forced to dress up as cheerleaders and cheer for their rivals, the Titans. However, after the bet is all settled and done, Nozomu finds he likes crossdressing almost as much as he likes baseball. Despite interior conflict with such desires, he tries to give it up; but one day, he discovers he's turned into a girl?!

During a military experiment trying to produce a super-soldier, Kazuma Kurosaki was accidentally transformed into a girl. Until his feminization could be reversed, his superior officer, Lieutenant Sakurakoji was assigned to look after him... Kazuma ended up attending an all-girls school to act as a bodyguard for the Lieutenant's younger sister, Hyuko! A gender-bending love comedy! (Source: Shounen Gahousha, translated)

It's a different world where puberty is the result of a butterfly-like metamorphosis rather than simple growing up. Sometimes it goes wrong...