ぜんぶきみの性•Zenbu Kimi no Sei

All Because of You

Ryou Sagimiya has a rare condition that causes them to switch sexes. They fall in love with Nagisa Mizukami, whom they met on a tour of a high school. They end up enrolling in the same school, but...? A (physical) mixed romantic comedy! (Source: Kadokawa, translated)