ONIMAI: I'm Now Your Sister!

·2023 ·1 Season ·Animation ·Comedy

Mahiro Oyama, a laid-back gamer with a penchant for erotic titles, finds his life upended when his younger sister, a scientist, accidentally turns him into a girl. Initially desperate to revert to his former self, he gradually realizes that this unexpected transformation presents a unique chance for personal growth. As he navigates his new identity, Mahiro begins to explore the possibilities of a different life, prompting him to reconsider his priorities and ambitions in a quirky, heartwarming journey of self-discovery and adaptation.

Play Similars

Seasons & Episodes

Season 1 Season 1 8 ep
4
Mahiro's New Friend
Mahiro's New Friend
2023-01-26
5
Mahiro Discovers Adventure and Social Gatherings
Mahiro Discovers Adventure and Social Gatherings
2023-02-02
6
Mahiro Goes Back to Middle School
Mahiro Goes Back to Middle School
2023-02-09
7
Mahiro's Role-Playing Game
Mahiro's Role-Playing Game
2023-02-16
8
Mahiro's First Girls Sleepover
Mahiro's First Girls Sleepover
2023-02-23
9
Mahiro Rings in the New Year
Mahiro Rings in the New Year
2023-03-02
11
Mahiro Pretties Up
Mahiro Pretties Up
2023-03-16
12
Mahiro's Future as a Sister
Mahiro's Future as a Sister
2023-03-23

Actors

Marika Kouno
Marika Kouno
Acting
Kaori Ishihara
Kaori Ishihara
Acting
Hisako Kanemoto
Hisako Kanemoto
Acting
Minami Tsuda
Minami Tsuda
Acting
Kana Yuuki
Kana Yuuki
Acting
Natsumi Hioka
Natsumi Hioka
Acting

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