ONIMAI: I'm Now Your Sister! 2023
What is ONIMAI: I'm Now Your Sister!?
ONIMAI: I'm Now Your Sister! is a television series released in 2023.
- Type
- TV series
- Year
- 2023
- Status
- Ended
- Episodes
- 12
- Runtime
- 24 minutes
- First aired
- Jan 5, 2023
- Last aired
- Mar 23, 2023
- Original language
- JA
- Origin
- JP
- Networks
- AT-X
- Genres
- Animation, Comedy
- Updated
Where to watch
Stream
Crunchyroll
Crunchyroll Amazon ChannelStream
CrunchyrollCrunchyroll Amazon ChannelStream
Crunchyroll Amazon ChannelCrunchyroll
Stream
Amazon Prime Video
Animation Digital Network
Anime Digital Network Amazon Channel
Amazon Prime Video with AdsWith ads
Animation Digital NetworkBuy
Amazon VideoStream
CrunchyrollCrunchyroll Amazon ChannelStream
CrunchyrollStream
Hulu
U-NEXT
Anime Times Amazon Channel
dAnime Amazon ChannelFree
Amazon Prime VideoRent
Amazon VideoStream
CrunchyrollCrunchyroll Amazon ChannelStream
CrunchyrollCrunchyroll Amazon ChannelBuy
Amazon VideoStreaming availability data provided by JustWatch via TMDB. Availability changes by country and date; verify on the provider before subscribing or purchasing.
How long to binge?
Estimate the schedule using 12 episodes and an average 24-minute runtime.
Trailer
Overview
ONIMAI: I'm Now Your Sister! is a television series released in 2023. The narrative centers on Mahiro Oyama, a character described as lazy and fond of erotic games. The story begins when Mahiro undergoes a physical transformation into a girl as a result of experiments conducted by his younger sister, who is a scientist. Following this change, Mahiro initially focuses his efforts on finding a way to return to his original form. However, as the plot progresses, he begins to realize that this sudden transformation offers him a unique opportunity to potentially turn his life around. The series explores his journey as he navigates this new reality and considers the possibility of personal growth despite his initial desire to reverse the experiment. The provided sources regarding Microsoft corporate information, headquarters, and software services do not contain additional details regarding the production, cast, or broadcast history of this specific television program.
Should you watch it?
“A shut-in gamer finds his life transformed after his scientist sister turns him into a girl.”
- humorous premise
- character development
- niche subject matter
Watch it if you enjoy lighthearted stories about personal transformation and domestic comedy.
The series features themes involving gender transformation and domestic life.
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Cast
Episode guide
Spoiler-Safe Browsing Progress
Season 1 · 12 episodes
Open the complete Season 1 guide & lore primer →- E1 Mahiro's Confusing New Body Mytharc Jan 5, 2023
- E2 Mahiro's Time of the Month Core Jan 12, 2023
- E3 Mahiro's Close Encounter Core Jan 19, 2023
- E4 Mahiro's New Friend Core Jan 26, 2023
- E5 Mahiro Discovers Adventure and Social Gatherings Core Feb 2, 2023
- E6 Mahiro Goes Back to Middle School Core Feb 9, 2023
- E7 Mahiro's Role-Playing Game Core Feb 16, 2023
- E8 Mahiro's First Girls Sleepover Core Feb 23, 2023
- E9 Mahiro Rings in the New Year Core Mar 2, 2023
- E10 Mahiro Ponders Boobs and Identity Core Mar 9, 2023
- E11 Mahiro Pretties Up Mytharc Mar 16, 2023
- E12 Mahiro's Future as a Sister Mytharc Mar 23, 2023
Frequently asked questions
What is the series about?
A shut-in gamer is turned into a girl by his sister's experiments and attempts to navigate his new life.
Is it based on a manga?
Yes, the series is based on a manga written and illustrated by Nekotofu.
What is the Japanese title?
The Japanese title is Onii-chan wa Oshimai!.
Where can I watch it?
The series is available for streaming on platforms including Crunchyroll and Amazon Video.
When was the wiki founded?
The series wiki was founded on January 7, 2023.