Rankeo anime № 4544
Mysterious Girlfriend X: Nazo no Natsu Matsuri
OVA · 1 episodes · PG-13 - Teens 13 or older
7.21/ 10 · from 3 sources
OVA released with the 9th volume of the manga.
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 |
|---|---|---|---|---|---|
| AniList | 70 | 7.00 | 12,848 | #2834 | 7/8/2026 |
| MyAnimeList | 7.27 | 7.27 | 26,880 | #3309 | 7/10/2026 |
| Kitsu | 71.61 | 7.16 | 4,271 | #3627 | 8/26/2026 |
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