TV Series · Latest: Season 1
ONIMAI: I'm Now Your Sister!
- Animation
- Comedy
ConfirmedFirst aired 2023-01-057.4
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.
When does ONIMAI: I'm Now Your Sister! come out?
Where to watch
Streaming availability in United States
United States
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Rent or buy
Digital purchase & rental in United States
Where to watch ONIMAI: I'm Now Your Sister! by country
Top cast
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Marika KounoMahiro Oyama (voice)
Kaori IshiharaMihari Oyama (voice)
Hisako KanemotoKaede Hozuki (voice)
Minami TsudaMomiji Hozuki (voice)
Kana YuukiAsahi Ohka (voice)
Natsumi HiokaMiyo Murosaki (voice)- Hiroaki MiuraSeme (voice)
Hisayoshi SuganumaUke (voice)
ReimiChild - Brother (voice)
Emiri SuyamaWoman B (voice), Woman A (voice), Clerk (voice)
Yuuya UchidaLeonardo (voice)- Hironari NemotoMovie Narration (voice)
Erisa KuonWoman B (voice), Hairdresser (voice), Woman A (voice)
Kousuke GotoSpabone (voice)
EnakoNicolala (voice)
Trailer
Promotional Video [Subtitled]
Seasons
1 season
Episodes · Season 1
Full season| # | Title | Air date | Runtime | Rating |
|---|---|---|---|---|
| 01 | Mahiro's Confusing New Body | 2023-01-05 | 23m | 7.3 |
| 02 | Mahiro's Time of the Month | 2023-01-12 | 23m | 5.0 |
| 03 | Mahiro's Close Encounter | 2023-01-19 | 23m | 3.8 |
| 04 | Mahiro's New Friend | 2023-01-26 | 23m | 6.0 |
| 05 | Mahiro Discovers Adventure and Social Gatherings | 2023-02-02 | 23m | 6.5 |
| 06 | Mahiro Goes Back to Middle School | 2023-02-09 | 23m | 6.5 |
| 07 | Mahiro's Role-Playing Game | 2023-02-16 | 23m | 6.5 |
| 08 | Mahiro's First Girls Sleepover | 2023-02-23 | 23m | 6.5 |
| 09 | Mahiro Rings in the New Year | 2023-03-02 | 23m | 3.8 |
| 10 | Mahiro Ponders Boobs and Identity | 2023-03-09 | 23m | 6.5 |
| 11 | Mahiro Pretties Up | 2023-03-16 | 23m | 6.0 |
| 12 | Mahiro's Future as a Sister | 2023-03-23 | 23m | 6.5 |
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