Red Ninja: End of Honor, known in Japan as Red Ninja: Kekka no Mai (紅忍 血河の舞, Reddo Ninja Kekka no Mai, "Red Ninja: Blood River Dance"), is a 2005 video game for the PlayStation 2 and Xbox platforms, created in a collaboration between the game developer Tranji Studios (now ERTAIN Corporation) and the film writer Shinsuke Sato.