A highly skilled ninja with a unique weakness—he is terrified of frogs.
The anime revolves around , a 10-year-old boy who lives a normal life in the city. Unbeknownst to his classmates, Kei is the son of a skilled ninja named Takeshi Hattori (also known as Hattori Hanzo ), who works for a top-secret organization. When Kei's father sends him to learn ninja skills from Yūshi Tsukikage , a young and capable ninja master, Kei becomes enrolled in a prestigious elementary school under the guise of an ordinary student. puretoons ninja hattori
The ninja dog who loves chocolate rolls and has his own set of "dog ninja" skills. A highly skilled ninja with a unique weakness—he