ONIMAI: I'm Now Your Sister!

Overview

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.

Stream

CrunchyrollCrunchyroll Amazon Channel

Buy

Amazon Video

Links go to the JustWatch page for ONIMAI: I'm Now Your Sister!, where you can jump to each platform.

Top cast

Marika Kouno

Mahiro Oyama (voice)

Kaori Ishihara

Mihari Oyama (voice)

Hisako Kanemoto

Kaede Hozuki (voice)

Minami Tsuda

Momiji Hozuki (voice)

Kana Yuuki

Asahi Ohka (voice)

Natsumi Hioka

Miyo Murosaki (voice)