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ONIMAI: I'm Now Your Sister! backdrop

ONIMAI: I'm Now Your Sister! poster

ONIMAI: I'm Now Your Sister!

7.3

1 season

12 episodes

Ended

Animation

Comedy

Plot Summary

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 Aired:March 23, 2023

Episode Runtime:24m

Networks:

AT-X

Cast & Characters

Cast

Marika Kouno as Mahiro Oyama (voice)

Marika Kouno

Mahiro Oyama (voice)

Kaori Ishihara as Mihari Oyama (voice)

Kaori Ishihara

Mihari Oyama (voice)

Hisako Kanemoto as Kaede Hozuki (voice)

Hisako Kanemoto

Kaede Hozuki (voice)

Minami Tsuda as Momiji Hozuki (voice)

Minami Tsuda

Momiji Hozuki (voice)

Kana Yuuki as Asahi Ohka (voice)

Kana Yuuki

Asahi Ohka (voice)

Natsumi Hioka as Miyo Murosaki (voice)

Natsumi Hioka

Miyo Murosaki (voice)

Where to watch free (US)

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Seasons (1)

Season 1

5.9

Season 1

12 episodes

Aired: 2023

Production

Studio Bind

EGG FIRM

Ichijinsha

TOHO

Hakuhodo DY Music & Pictures

AT-X

BS11

PIA Corporation

Pony Canyon

movic

Tokyo MX

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