Season 1
59% · 2023 · 12 Episodes
Mahiro's Future as a Sister (1x12, 23 March 2023)
Available in United States
ONIMAI: I'm Now Your Sister! (2023)
Where can I watch?
As of 2026-09-13, ONIMAI: I'm Now Your Sister! (2023) streams on 5 of 6 tracked regions. United States: Crunchyroll, Crunchyroll Amazon Channel. United Kingdom: Crunchyroll, Crunchyroll Amazon Channel. Japan: Hulu, U-NEXT, Anime Times Amazon Channel, dAnime Amazon Channel, Amazon Prime Video. Germany: Aniverse Amazon Channel. Brazil: Crunchyroll, Crunchyroll Amazon Channel.
TV-14 · 2023 · Ended · 1 season · 12 episodes · 24m
TMDB 7.4 · 66 votes
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.
