MiniseriesEnded

ONIMAI: I'm Now Your Sister! (2023)

Oniichan wa Oshimai!

1 season12 episodes24 min per episode★ 6.7 · 985 votes

• Animation
• Comedy

When lazy, erotic-game loving Mahiro Oyama is transformed into a girl by his younger scientist sister's experiments, he becomes determined to change back, only to recognize that with his new opportunity, he may want to turn his life around.

First aired

January 5, 2023

Last episode

March 23, 2023

Network

AT-X

Country of origin

Japan