AniList score 60%

Synopsis
Mari and Kinnikuman's Championship Belt are stolen by the Octopus Dragon and his minions. Now Kinnikuman and the other Justice Choujins must travel to Planet Metro and compete in a tournament in order to win them back.
Synopsis and metadata via AniList.
Characters

Suguru Kinniku
Main

Ramenman
Supporting

Alexandria Meat
Supporting

Brocken Jr.
Supporting

Terryman
Supporting

Wolfman
Supporting

Warsman
Supporting

Robin Mask
Supporting

Harabote Muscle
Supporting
Related anime
AniList score 60%
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