TVアニメ "Onimai: I'm Now Your Sister!" //『お兄ちゃんはおしまい！』“おにまい”

Mahiro Oyama was forced to take suspicious drugs by his younger brother and ended up in a girl's body. As a trial for his younger sister, Mihari Oyama, who skipping school and going on to college, Mahiro ends up living in a girl's body. Coming to Your Television on January 5, 2023 (quoting onimai's official website).