7.4When 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.
12 episodes · January 5, 2023
You can stream ONIMAI: I'm Now Your Sister! on Crunchyroll and Crunchyroll Amazon Channel. It is also available to rent or buy on Amazon Video.
No — ONIMAI: I'm Now Your Sister! has ended.
ONIMAI: I'm Now Your Sister! has 1 season and 12 episodes, and first aired in 2023.
ONIMAI: I'm Now Your Sister! holds an average rating of 7.4/10 on TMDB, and it lands best with fans of animation and comedy. Join the discussion below to add your take.
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