Katsuya Hayakawa

The Dogma Kingdom attacks the Matagi (mountain tribe) village of Yamabiko to steal the sacred Flying Dragon Fortress and wreak havoc all over Japan. Six children from the fallen village take refuge in a nearby town, keeping their identities as Matagi citizens a secret. Kamen Rider Super-1 must protect these children from the Dogma Kingdom, as they hold the secret to the Flying Dragon Fortress' weakness.

Le monde est tourmenté par Shocker, une mystérieuse organisation terroriste, qui recrute ses agents en kidnappant des personnes qu'ils transforment en mutants cyborgs. Takeshi Hongo, l'une des victimes, se rebelle juste avant la phase finale de sa transformation. A l'aide de ses nouveaux pouvoirs, il décide de combattre Shocker...