

Episode 4: “Best in the World”
BTOOOM! · 世界ランカー
- 4 of 12
- October 25, 2012
- 24 min
- Aired
From Acino, the anime encyclopedia
| Series | BTOOOM! |
|---|---|
| Episode | 4 of 12 |
| Japanese | 世界ランカー |
| Original air date | October 25, 2012 |
| Episode length | 24 min |
| Studio | Madhouse |
| Previous episode | Episode 3: “Survival” |
| Next episode | Episode 5: “Attack” |
| Streaming | Crunchyroll, Netflix, Prime Video, Hulu +1 |
“Best in the World” is episode 4 of the anime BTOOOM!. It first aired on October 25, 2012.
Summary
A summary of this episode has not been written yet.
Music in this episode
- OP 1“No pain, No game” — nanoAnimeThemes
- ED 1“Aozora” — May'nAnimeThemes
Where to watch
Streaming services that list BTOOOM!. What you can watch depends on your country. Acino does not host any video; each link leads to the service's own page.
Episode guide
About the series

BTOOOM!TV series · 2012 · 12 episodes · Madhouse · ★ 7.26
BTOOOM! is a 2012 Japanese anime television series based on the manga series by Junya Inoue. It is animated by Madhouse. It aired from October 4, 2012 to December 20, 2012, with 12 episodes.
Read the article →References
- “BTOOOM!”. Kitsu. Retrieved October 22, 2026.
- “Btooom!”. MyAnimeList. Retrieved October 22, 2026.
- “BTOOOM!”. AnimeThemes. Retrieved October 23, 2026.
Episode titles and air dates come from Kitsu. The summary is written by Acino with AI assistance and checked so that it does not copy other sites.
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