Onii-chan Wants to Return!

Onii-chan Wants to Return! (お兄ちゃんは取り戻したい!, Onii-chan Wa Torimodoshitai!) is the thirty-ninth chapter of the Onimai: I'm Now Your Sister! anthology series. It is written and illustrated by Toyobayashi Sakane. It was originally published as part of Volume 3 of the anthology series on January 7, 2023.

Summary
Mahiro decides to try and reclaim her dignity as a man and as an older brother.

Characters

 * Mahiro Oyama
 * Mihari Oyama
 * Kaede Hozuki
 * Momiji Hozuki
 * Asahi Ōka
 * Miyo Murosaki
 * Nayuta Tenkawa

Trivia

 * This chapter is written and illustrated by Toyobayashi Sakane.