Mizu no Tomodachi Kappaman

Author: Masaya Tokuhiro

Run: 1995–1996

Chapters: 35

Genres: Action, Comedy, Sci-Fi, Supernatural

Kawataro, half human, half kappa, lives as a human, because his father, a kappa, wished so. Kawataro travels to find his mother who disappeared when he was young. On his trip, he encounters various youkai.