ONIMAI: I'm Now Your Sister! Episode Ratings Heatmap
2023 · 1 Seasons · 12 Episodes · Overall Score: 5.9/10 (12 rated)
Season 1 holds the highest collective average score across the series.
Season 1 Details →Lowest score variance (σ = 1.12), maintaining an average of 5.9.
Complete Episode Rating Matrix
Interactive score chart by season and episode number. Darker green indicates higher ratings; amber and red denote lower reception.
Ratings Analysis & Trajectory
Across 1 seasons and 12 episodes, ONIMAI: I'm Now Your Sister! has earned an overall series rating of 5.9 out of 10. The series displays remarkable consistency across its narrative arc, maintaining reliable ratings from premiere to conclusion.
The single highest-rated hour of television in the series is Season 1, Episode 1 ("Mahiro's Confusing New Body"), rated at an extraordinary 7.3/10 with 6 ratings. Conversely, the lowest-rated installment is Season 1, Episode 9 ("Mahiro Rings in the New Year"), landing at 3.8/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 8 ("Mahiro's First Girls Sleepover", 6.5) and Episode 9 ("Mahiro Rings in the New Year", 3.8), a swing of 2.7 points.
Top 10 Highest Rated Episodes of ONIMAI: I'm Now Your Sister!
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 1, Ep 1 | Mahiro's Confusing New Body | 7.3 | 6 | Jan 5, 2023 |
| #2 | Season 1, Ep 5 | Mahiro Discovers Adventure and Social Gatherings | 6.5 | 2 | Feb 2, 2023 |
| #3 | Season 1, Ep 6 | Mahiro Goes Back to Middle School | 6.5 | 2 | Feb 9, 2023 |
| #4 | Season 1, Ep 7 | Mahiro's Role-Playing Game | 6.5 | 2 | Feb 16, 2023 |
| #5 | Season 1, Ep 8 | Mahiro's First Girls Sleepover | 6.5 | 2 | Feb 23, 2023 |
| #6 | Season 1, Ep 10 | Mahiro Ponders Boobs and Identity | 6.5 | 2 | Mar 9, 2023 |
| #7 | Season 1, Ep 12 | Mahiro's Future as a Sister | 6.5 | 2 | Mar 23, 2023 |
| #8 | Season 1, Ep 4 | Mahiro's New Friend | 6.0 | 2 | Jan 26, 2023 |
| #9 | Season 1, Ep 11 | Mahiro Pretties Up | 6.0 | 1 | Mar 16, 2023 |
| #10 | Season 1, Ep 2 | Mahiro's Time of the Month | 5.0 | 5 | Jan 12, 2023 |