![](https://cdn.animecharacters.io/images/characters/large/76707-a4e6be7b.jpg)
Sanjirou Yumesaki (夢前 三治郎)
Age: 10 Birth Place: Harima Province Class: Year 1, Class Ha Committee: Biology Committee A bright and friendly boy who almost always has a smile on his face. His father is a yamabushi and training with him in the mountains has made Sanjirou quite perceptive as well as a fast runner. Among his classmates only Rantarou is faster, and because of it they have an ongoing friendly rivalry. Like his roommate Heidayuu he's fond of traps, and their room is full of traps and devices they've set up.
Animeography
![](https://cdn.animecharacters.io/images/anime/large/1094-47fdc4f0.jpg)
Nintama Rantarou
![](https://cdn.animecharacters.io/images/anime/large/2486-4b99d09f.jpg)
Nintama Rantarou Movie
![](https://cdn.animecharacters.io/images/anime/large/6058-81a4b90c.jpg)
Nintama Rantarou Movie: Ninjutsu Gakuen Zenin Shutsudou! no Dan
![](https://cdn.animecharacters.io/images/anime/large/10744-01c58ae8.jpg)
Nintama Rantarou: Ninjutsu Gakuen to Nazo no Onna - Kore wa Jiken da yo! no Dan
![](https://cdn.animecharacters.io/images/anime/large/13664-4ee8b473.jpg)
Nintama Rantarou: Saraba Ninjutsu Gakuen no Dan
Mangaography
Voice Actors
Hiroko Emori
Japanese
Atsuko Mine
Japanese