Kinnikuman returns to the ring in an epic three-way battle between the Seigi, Akuma and Perfect Chojin factions and reveals the roots of the Chojin.

Rud raids the treacherous labyrinths, uninterested in fabled riches but desperate to cure his sick sister. Kicked out by a conceited hero, Rud heads home empty-handed until he rescues a girl who exposes his unparalleled protection.

As Shohoku High faces the undefeated Sannoh High, point guard Ryota reflects on the hard-fought journey that brought him to the Inter-High Championship.

The craftsman Saitou has never felt special in his life. When he is transported to a medieval fantasy world, he gathers a group of unique creatures around him in order to survive.