Gundam Build Fighters
Sei Iori is a Gunpla builder whose family runs a hobby shop in a small town. He aspires to be a Gunpla Battle champion like his father, but despite his exceptional building skills, he lacks the combat abilities to compete with other contestants. Then one day, he meets a mysterious boy named Reiji, who helps him improve his confidence in participating in Gunpla Battles. Together, Sei and Reiji battle their way to the 7th Gunpla Battle World Tournament.
Where to watch Gundam Build Fighters in United States
CrunchyrollClick a service to open Gundam Build Fighters there. Availability last verified on July 12, 2026.
Where is Gundam Build Fighters streaming around the world?
| Country | Streaming on | Rent / Buy |
|---|---|---|
| United States | Crunchyroll | — |
| United Kingdom | Crunchyroll | — |
| Canada | Crunchyroll | — |
| Australia | Crunchyroll, Crunchyroll Amazon Channel | — |
| Germany | Crunchyroll, Crunchyroll Amazon Channel | — |
| France | Crunchyroll, Crunchyroll Amazon Channel | — |
| Spain | Crunchyroll, Crunchyroll Amazon Channel | — |
| Brazil | Crunchyroll, Crunchyroll Amazon Channel | — |
| Japan | U-NEXT, Amazon Prime Video | Amazon Video, Google Play Movies |
| South Korea | Crunchyroll | — |
About Gundam Build Fighters
Gundam Build Fighters is a 2013 Japanese-language animation, comedy and sci-fi & fantasy series. The cast is led by Kazumi Togashi, Yuma Uchida, Yui Makino. It spans 2 seasons and 50 episodes and has concluded. In United States, it is currently streaming on Crunchyroll.
Gundam Build Fighters was produced by SUNRISE, Bandai Visual, and TV Tokyo and made in Japan. It was first aired on October 7, 2013.
- First aired
- October 7, 2013
- Last aired
- March 25, 2015
- Original language
- Japanese
- Status
- Ended
- Seasons
- 2 (50 episodes)
- Network
- TV Tokyo, TV Aichi
- Country
- Japan
- Production
- SUNRISE, Bandai Visual, TV Tokyo
Gundam Build Fighters cast & crew
The cast features Kazumi Togashi as Sekai Kamiki (voice), Yuma Uchida as Yuuma Kousaka (voice), Yui Makino as Fumina Hoshino (voice), Ryo Hirohashi as Kaoruko Sazaki (voice), and Aya Endo as Mirai Kamiki (voice).
Behind the camera, the score was composed by Asami Tachibana and cinematography is by Haruhi Goto.
Is Gundam Build Fighters worth watching?
With 2 seasons and 50 episodes, it's a long-haul binge.
If you enjoy animation, comedy, and sci-fi & fantasy, Gundam Build Fighters is worth a place on your watchlist.
How and where to watch Gundam Build Fighters
In United States, you can stream Gundam Build Fighters on Crunchyroll. Click any service above to open it directly.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
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Cast of Gundam Build Fighters
Kazumi Togashi
Sekai Kamiki (voice)
Yuma Uchida
Yuuma Kousaka (voice)
Yui Makino
Fumina Hoshino (voice)
Ryo Hirohashi
Kaoruko Sazaki (voice)
Aya Endo
Mirai Kamiki (voice)
Gundam Build Fighters — FAQs
▸Where can I watch Gundam Build Fighters in United States?
Gundam Build Fighters is streaming on Crunchyroll in United States.
▸Is Gundam Build Fighters on Crunchyroll?
Yes — Gundam Build Fighters is currently available on Crunchyroll in United States.
▸What language is Gundam Build Fighters in?
Gundam Build Fighters is originally in Japanese. Subtitle and dub options vary by streaming service.
▸How many seasons of Gundam Build Fighters are there?
Gundam Build Fighters has 2 seasons with 50 episodes in total.
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