Shadow of the Ninja, known in Japan as Yami no Shigotonin Kage and as Blue Shadow in Europe, is a side-scrolling action game developed by Natsume for the Nintendo Entertainment System. Released in 1990, the game features futuristic ninja elements, allowing players to engage in combat against various foes while utilizing stealth and agility to navigate through challenging levels.
Shadow of the Ninja, originally released in Japan as Yami no Shigotonin Kage, and later released in Europe as Blue Shadow, is a 1990 futuristic ninja-themed side-scrolling action game by Natsume for the Nintendo Entertainment System.