Sea Pirate Captain Harlock and the errant samurai, Tochiro arrive in the United States on the Western Frontier. Along with a mysterious woman they meet along the way, the two friends challenge sex rings, bandits, and a corrupt sheriff. They are searching for a lost clan of Japanese immigrants, and they will tear Gun Frontier from end to end until they find it.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Departure to Gun Frontier | 2002-03-28 | 24 min |
| Season 1 | Episode 2 | Fall of a Non-Alcoholic Town | 2002-04-04 | 24 min |
| Season 1 | Episode 3 | 'Hanging' Song in the Sand Storm | 2002-04-11 | 24 min |
| Season 1 | Episode 4 | Killing in the Rain | 2002-04-18 | 24 min |
| Season 1 | Episode 5 | Praise for the Short-Legged! | 2002-04-25 | 24 min |
| Season 1 | Episode 6 | Samurai in the Wild | 2002-05-02 | 24 min |
| Season 1 | Episode 7 | A Bedroom in a Mirage | 2002-05-09 | 24 min |
| Season 1 | Episode 8 | Wild Utamaro | 2002-05-16 | 24 min |
| Season 1 | Episode 9 | Battle in Grand City | 2002-05-23 | 24 min |
| Season 1 | Episode 10 | Rage of a Short Guy | 2002-05-30 | 24 min |
| Season 1 | Episode 11 | Secret Weapon Factory in Jamacity | 2002-06-06 | 24 min |
| Season 1 | Episode 12 | Sitarunen and Gatling Gun | 2002-06-13 | 24 min |
| Season 1 | Episode 13 | Footprints to Future | 2002-06-20 | 24 min |
