ONIMAI: I'm Now Your Sister!
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.
Where to watch in Switzerland
Available to stream with Amazon Prime Video.
Amazon Prime Video Streaming in other countries
Sorted by distance from 
Switzerland
MC Monaco
LU Luxembourg
FR France
AT Austria
BE Belgium
DE Germany
SK Slovakia
Showing 10 of 66 countries.
Cast, directors & writers
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)
Hiroaki Miura
Seme (voice)
Hisayoshi Suganuma
Uke (voice)
Reimi
Child - Brother (voice)
Emiri Suyama
Woman A (voice), Clerk (voice), Woman B (voice)
Yuuya Uchida
Leonardo (voice)
Hironari Nemoto
Movie Narration (voice)
Erisa Kuon
Woman A (voice), Woman B (voice), Hairdresser (voice)
Kousuke Goto
Spabone (voice)
Enako
Nicolala (voice)
Yoshie Saito
Reporter (voice), Child - Sister (voice), Erotic Game Voice (voice)
Yuri Ise
Student A (voice)
Ren Arata
Student B (voice)
Rina Tsukishiro
Nodoka Fushimi (voice)
Misaki Watada
Minori Shiina (voice)
Shingo Fujii
Director
Komawo Yukihiro
Director
Yasuhiko Akiyama
Director
Ayumu Uwano
Director
Hayato Kakita
Director
Nobuyoshi Arai
Director
Hironori Tanaka
Director
Aose Sakaguchi
Director
Eri Irei
Director
Michiko Yokote
Writer
Miharu Hirami
Writer
Keywords
About streaming ONIMAI: I'm Now Your Sister! in Switzerland
Our listings show ONIMAI: I'm Now Your Sister! on Amazon Prime Video through subscription streaming in Switzerland.
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Our listings also show streaming in 65 other countries, including Monaco, Luxembourg, and France. Follow the country guides below to compare providers.
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