Character
Rantaro
He comes from a poor ninja family. He enters the school to become a real top-class ninja. He can also run very fast.
Kirimaru
He lost his parents in a war. His hobby is collecting coins, and he dreams of becoming a rich ninja.
Shinbei
He is the son of a rich merchant. He loves eating and sleeping. His father sent him to the Ninja school in order to make him stronger in mind and soul.
Kunoichi girls
Girl ninjas and close friends and classmates of Rantaro.