Rantarō, Shinbei and Kirimaru are ninja apprentices in the Ninja Gakuen, where first grade ones are called "Nintamas". They must learn everything a ninja must know, but as for our heroes, money, food or playing are more interesting. The series show the everyday adventures of our heroes.
Ninja Boy Rantaro explores themes of friendship, ninja, based on manga. A blend of Comedy and Action & Adventure, all seasons are available to stream for free on Ernax — no account required.
Genre: Comedy, Action & Adventure, Kids, Animation, Family
Seasons: 28 · 2068 episodes
Status: Returning Series
Created by: Soubee Amako
Network: NHK BS1, NHK G, NHK Educational TV
Rating: 6.8/10 (23 votes)
Themes: friendship, ninja, based on manga, school life, sengoku period, anime, comedy, trio
Stream all seasons of Ninja Boy Rantaro online free in HD on Ernax. No subscription or sign-up required. Watch Ninja Boy Rantaro free without Netflix, Amazon Prime, or any paid service.