Nikumaru, meaning meatball in Japanese, is a seventeen-year-old student at Ninja High School, a special school for the training of ninja. He is short and chubby, but he possesses a super technique known as the "kamikaze", where he stirs up a whirlwind with his feet. The series introduces his many adventures and pranks as Nikumaru meets with his rivals both in and out of school.
| Visual Effects | Hiroshi Kanazawa | Character Designer |
| Sound | Joe Hisaishi | Music |
| Editing | Hajime Okayasu | Editor |
| Editing | Keiko Onodera | Editor |
| Sound | Shigeharu Shiba | Sound Director |
| Sound | Yasufumi Yoda | Sound Effects |
| Camera | Akihiko Takahashi | Director of Photography |
| Writing | Takeshi Shudo | Series Composition |
| Production | Hiromichi Mogaki | Producer |
