Shinobi is a game for 2-4 player, players take turns being Ninja to submerge mazes of other players who need to find out hidden treasures. Player can set their very own maze with walls, traps and treasures on the map, to keep other player not easily to find the treasures. And into mazes with other players' Ninja at the same time. By moving their own Ninja step by step to find the walls, traps and treasures, fight with other Ninja and samurai guardian. Players use their own Ninja search other players maze which hide by the maze keeper. Players give the position they move to the keeper, the keeper give players their Ninjas' search result. The goal of the game is find all the treasures, The fast one find all the treasures is the winner.