Rust-Eater Bisco (2022)

Action · Adventure · Animation

Japan’s post-apocalyptic wasteland replete with dust can only be saved by one thing—fungus. Bisco Akaboshi, a wanted criminal and skilled archer, searches for a legendary mushroom, known as Sabikui, said to devour any and all rust. Joining him on this epic saga to save the country is a giant crab and a young doctor. Can this unlikely trio find the fabled fungi and save the land?

IMDb rating: 6.9 (1,344 votes)
Episode average: 8.0 ↑ +1.1 vs IMDb
Seasons: 1
Streaming (US): Crunchyroll
Language: JA
Type: TV series

Rating trend: this show's seasons do not settle into one shape. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well.

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Ratings refreshed Oct 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2022)

7.95 avg 12 episodes 7.3 → 7.7 23 min avg

Mid-peak

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	The Man Worth 800,000	7.3	119
2	Soar on King Trumpets	8.0	97
3	Tag Team	8.2	87
4	Ride the Crab	7.7	77
5	Fortress of Children	7.9	74
6	Companions and Prey	8.1	69
7	The Stolen Rust Eater	8.6	77
8	Fiendish Trap	8.4	73
9	I Love You	8.3	71
10	Tetsujin Revived	7.5	60
11	I'm Bisco!	7.7	61
12	Arrow and Bow Duo	7.7	60