ONIMAI: I'm Now Your Sister! (2023) — Where to Watch: Streaming Availability & Viewing Options

First aired: Jan 5, 2023 Episode runtime: 24 min Seasons: 1 Episodes: 12 Status: Ended Rating: 3.6/10 Network: AT-X Animation Comedy

Watch trailer Where to watch

Trailer Overview Cast Where to Watch FAQ More

Trailer

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Quick take

ONIMAI: I'm Now Your Sister! keeps the pacing measured, focusing on tone and momentum rather than constant twists. Notable cast includes Marika Kouno, Kaori Ishihara, Hisako Kanemoto and Minami Tsuda. It currently has 1 season and 12 episodes. Expect a consistent tone and a few strong set pieces rather than nonstop escalation. Viewer ratings sit around 3.6/10, but mileage can vary depending on what you like. Availability can change by region and time—use this page to check current streaming, rental, or purchase options.

Overview

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.

Cast & crew

Cast: Marika Kouno, Kaori Ishihara, Hisako Kanemoto, Minami Tsuda, Kana Yuuki, Natsumi Hioka

Streaming Availability

We refresh this page regularly, but we could not confirm an official streaming, rental, or purchase option for ONIMAI: I'm Now Your Sister! (2023) at this time.

Availability can change by region and platform. Check back later for updates.

Where to Watch Legally

Prime Video Disney+ Apple TV Google Play YouTube Movies

Note: we list legal viewing options only. Catalogs and prices can change.

Seasons & episodes

Jump to a season, then browse episodes below.

1. Mahiro's Confusing New Body

Posted by: admin Aired on: Jan 5, 2023

2. Mahiro's Time of the Month

Posted by: admin Aired on: Jan 12, 2023

3. Mahiro's Close Encounter

Posted by: admin Aired on: Jan 19, 2023

4. Mahiro's New Friend

Posted by: admin Aired on: Jan 26, 2023

5. Mahiro Discovers Adventure and Social Gatherings

Posted by: admin Aired on: Feb 2, 2023

6. Mahiro Goes Back to Middle School

Posted by: admin Aired on: Feb 9, 2023

7. Mahiro's Role-Playing Game

Posted by: admin Aired on: Feb 16, 2023

8. Mahiro's First Girls Sleepover

Posted by: admin Aired on: Feb 23, 2023

9. Mahiro Rings in the New Year

Posted by: admin Aired on: Mar 2, 2023

10. Mahiro Ponders Boobs and Identity

Posted by: admin Aired on: Mar 9, 2023

11. Mahiro Pretties Up

Posted by: admin Aired on: Mar 16, 2023

12. Mahiro's Future as a Sister

Posted by: admin Aired on: Mar 23, 2023

FAQ

Is ONIMAI: I'm Now Your Sister! (2023) on streaming?
We refresh this page regularly, but we could not confirm an official streaming, rental, or purchase option for ONIMAI: I'm Now Your Sister! (2023) at this time.

Where can I watch it legally?
Use the providers section above as a starting point. Availability depends on region and can change over time.

Does it have a trailer?
Yes. Use the Trailer section above to play it.

How many seasons does it have?
It has 1 season (12 episodes).