Season 1, Episode 10 of Ninja Hattori-kun, "Hattori Recovers His Honor," focuses on the brothers resolving a tiff caused by Shishimaru endangering their reputation. Despite their sibling bickering and Shinzou's chaotic tendencies, the brothers maintain a loyal partnership. View episode details on IMDb . Ninja Hattori (TV Series 1981–1987) - Episode list - IMDb