Overview
Series synopsis
Supplementary Investigation: Off-Duty Gavan, also known as 補完捜査 ギャバンの非番 is a Japanese action & adventure sci-fi & fantasy kids television series that premiered on Toei Tokusatsu Fan Club on March 8, 2026. It stars Kohei Nagata, Ryuga Akahane, Kokona Sumi and Arihiro Matsunaga.
The web-series depicts the daily lives of the Space Sheriff Gavans and their friends.
Premise
The web-series depicts the daily lives of the Space Sheriff Gavans and their friends.
Cast and characters
Leading cast
- Kohei Nagata as Reiji Doki / Gavan Infinity
- Ryuga Akahane as Setsuna Aikokuin / Gavan Bushido
- Kokona Sumi as Kiki Iwai / Gavan Luminous
- Arihiro Matsunaga as Daisuke Date
- Kohana Arisaka as AGI
- Hiroto Yasuda as Rikiya Wanibuchi
- Takehito Koyasu as PatRun (voice)
- Anna Iriyama as Rui Amou
Supporting cast
- Lana Tanida as Kotobuki Takanari
- Ayako Kawasumi as Emolgear / Narrator (voice)
Episodes
This series spans 1 season with 17 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 17 | March 8, 2026 | June 28, 2026 |
Season 1 preview
17 episodes total
| Episode | Title | Air date |
|---|---|---|
| 1 | What is Gavai!? | March 8, 2026 |
| 2 | Power Loss, Discharges and Iota Mansion | March 15, 2026 |
| 3 | Defeating Carbonation | March 22, 2026 |
Production
Genres
Action & Adventure, Sci-Fi & Fantasy, Kids
Country
JP
Original language
ja
Release
| Original network/platform | Toei Tokusatsu Fan Club |
|---|---|
| First aired | March 8, 2026 |
| Last aired | April 19, 2026 |
| Status | continue |