Kabamaru is a young boy raised and trained by his grandfather as a ninja. After the sudden death of his grandfather, he starts living with Mai, his grandfather’s mistress, who is a school director. He is asked to help out on struggles against other schools, as he is master of the ninja mystical arts. As time passes he will make lots of friends as well as enemies, and fall in love with Mai.
| Actor | Role |
|---|---|
 Hikaru KurosakiIga no Kabamaru | Iga no Kabamaru |
 Takagi JunyaKirino Hayate | Kirino Hayate |
 Hiroyuki SanadaShizune Mejiro | Shizune Mejiro |
 Kumiko TakedaMai Okubo | Mai Okubo |
 Kenji OhbaNot listed | Not listed |
 Naomi MorinagaKaoru Nonokusa | Kaoru Nonokusa |
| RRyusuke SakitsuNot listed | Not listed |
 Daigaku SekineNot listed | Not listed |
| YYuji KanomataNot listed | Not listed |
| KKouji UnogiNot listed | Not listed |
 Hiroshi WatariNot listed | Not listed |
| NNoriko MayamaNot listed | Not listed |
 Keizo KanieNakao | Nakao |
| JJunji TakadaNot listed | Not listed |
 Rikiya YasuokaNot listed | Not listed |
| SStrong KongoNot listed | Not listed |
 Yoko NogiwaNot listed | Not listed |
 Etsuko ShihomiNot listed | Not listed |
 Yukiji AsaokaRan Okubo | Ran Okubo |
 Sonny ChibaIga no Saizo | Iga no Saizo |