Kouya no Shounen Isamu
Japanese title: 荒野の少年イサム
Alternative titles: Willie Boy, Willy Boy, Shounen Isamu, The Rough and Ready Cowboy, Isamu the Wilderness Boy.
Type: TV
Source: Unknown
Episodes: 52
Status: Finished Airing
Aired: Apr 4, 1973 to Mar 27, 1974
Broadcast: Wednesdays at 19:00 (JST)
Duration: 24 min per ep
Rating: G - All Ages
Studios: Tokyo Movie Shinsha
Producers: Fuji TV, Shin-Ei Animation
Genres: Action, Adventure
Demographics: Shounen

The adventures of Isamu, a young boy living in the Far West, searching for his real father.