Kinnikuman II Sei: ULTIMATE MUSCLE is a tV series anime that premiered in spring 2004.

About the production: the story comes from a manga, there are 13 episodes of about 24 minutes and its current status is "finished".

Its main genres are action, comedy, sci-fi and sports, with themes such as Shounen, Wrestling and Male Protagonist.

On AniList, Kinnikuman II Sei: ULTIMATE MUSCLE has an average score of 69%, a good score, and appears on 2,258 users' lists.

The franchise continues in or follows from: Kinnikuman Nisei and Kinnikuman II Sei: ULTIMATE MUSCLE 2.

The Chojin Crown, the tournament which Mantaro (Kid Muscle) reluctantly participates in. After going along with the obstacles (most of which were created to try and eliminate him), he qualified. (Source: Wikipedia)

Official synopsis from AniList.