Manga by author Asazuki Norito - Status ongoing

A Romance story between a Crossdresser and Tomboyish Masculine Girl

Ryou Sagimiya has a rare condition called TSS, Transsexual Syndrome. While touring Tensei Academy Ryou meets Nagisa Minakami, another student with TSS and decides to enroll in the school.Ryou Sagimiya, who has a rare condition called "sexual change syndrome", admires Nagi Minakami, who he met on a school visit, and enrolls in Tensei Gakuen, where Nagi attends.A mixed (physical) crossing love comedy!

Extras and After Story of Zenbu Kimi no Sei.Mainly centred around Ryou and Nagisa.(the Official Raws are free to view)

One day, high school girl Kamishiro Tsumugi suddenly becomes a boy...?! A new everyday life begins with her female childhood friend and the boys in her class. This is a different story, set in the same world as 'Zenbu Kimi no Sei'