Go! Go! Loser Ranger!
| Go! Go! Loser Ranger! | |
First tankōbon volume cover, featuring Red Keeper | |
| 戦隊大失格 (Sentai Daishikkaku) | |
|---|---|
| Genre | |
| Manga | |
| Written by | Negi Haruba |
| Published by | Kodansha |
| English publisher | |
| Imprint | Shōnen Magazine Comics |
| Magazine | Weekly Shōnen Magazine |
| Original run | February 3, 2021 – present |
| Volumes | 21 |
| Anime television series | |
| Directed by | Keiichi Sato |
| Written by | Keiichirō Ōchi |
| Storyboarded by | Keiichi Sato |
| Music by | Yoshihiro Ike |
| Studio | Yostar Pictures |
| Licensed by | Disney Platform Distribution |
| Original network | |
| Original run | April 7, 2024 – June 29, 2025 |
| Episodes | 24 |
Go! Go! Loser Ranger!, also known as Ranger Reject, is a Japanese manga series written and illustrated by Negi Haruba. It has been serialized in Kodansha's Weekly Shōnen Magazine since February 2021, with its chapters collected in twenty-one tankōbon volumes as of February 2026. An anime television series adaptation produced by Yostar Pictures aired from April to June 2024. A second season aired from April to June 2025.