Gun Blaze Westガン ブレイズ ウエスト ; 西漠枪火

From Anime News Network 19th century, America - Legend has it that in the far West lies a sacred land called Gun Blaze West, and only the strong are able to set foot in that land. Viu Bannes, a cheerful and persistent boy, aspires to become a gunshooter and yearns to travel to the West to test his strength. He befriends a vagabond, Marcus Homer, and they both decide to set off on a journey to find Gun Blaze West. Thus an exciting journey to the West begins...