Sanpei has opened the door to the world of the kappa.
| Actor | Role |
|---|---|
 Yoshinobu KanekoSanpei Kawahara | Sanpei Kawahara |
| YYachie MatsuiKanko | Kanko |
| FFuyukichi MakiRokubei | Rokubei |
| TToyoko TakechiSunakake-baba | Sunakake-baba |
 Kiyoshi KobayashiNarrator (voice) | Narrator (voice) |