ONIMAI: I'm Now Your Sister! · SEASON 1
Mahiro Rings in the New Year
Episode 9 · 2023-03-02

- Animation
- Comedy
Episode overview
It's Christmas and Mahiro is shocked to hear his own little sister has a date. Unable to shake his unease, he follows her through the festive hustle and bustle in secret, with Momiji as his escort in tow. Who could Mihari possibly be meeting with?
23 minutes
Season 1 episodes
1. Mahiro's Confusing New Body2023-01-05
2. Mahiro's Time of the Month2023-01-12
3. Mahiro's Close Encounter2023-01-19
4. Mahiro's New Friend2023-01-26
5. Mahiro Discovers Adventure and Social Gatherings2023-02-02
6. Mahiro Goes Back to Middle School2023-02-09
7. Mahiro's Role-Playing Game2023-02-16
8. Mahiro's First Girls Sleepover2023-02-23
9. Mahiro Rings in the New Year2023-03-02
10. Mahiro Ponders Boobs and Identity2023-03-09
11. Mahiro Pretties Up2023-03-16
12. Mahiro's Future as a Sister2023-03-23