Information
| Format | ONA |
| Episodes | 1 (1 min each) |
| Status | FINISHED |
| Season | SPRING 2021 |
| Aired | 2021-05-15 |
| Source | ORIGINAL |
Characters available on the Oka no Ue no Charlie Trailer work page
| Format | ONA |
| Episodes | 1 (1 min each) |
| Status | FINISHED |
| Season | SPRING 2021 |
| Aired | 2021-05-15 |
| Source | ORIGINAL |
Characters available on the Oka no Ue no Charlie Trailer work page