Rankeo anime № 1142
Null & Peta
ONA · 12 episodes · PG-13 - Teens 13 or older
7.71/ 10 · from 2 sources
Where to watch
Genius inventor Null tragically loses her older sister Peta in an accident. To get over the grief, Null develops "Peta Robo," a robot with the same characteristics as her late sister. However, the robot is a little different as to what Null expected. (Source: MAL News)
Why this rank?
Every source below feeds the aggregate, weighted by votes and reliability — see the full methodology. No black box.
| Source | Score | Normalized | Votes | Rank there | Updated |
|---|---|---|---|---|---|
| Crunchyroll | 4 | 8.00 | 336 | #1228 | 7/12/2026 |
| MyAnimeList | 6.42 | 6.42 | 10,385 | #8475 | 7/10/2026 |
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