This is a very old game that was very popular during the Edo period in Japan. At the start of the game 16 pieces are put at the edge of the board as police officers, and one piece is placed at the middle of the board as Musashi. One player plays the Musashi piece, and the other player plays the police officer pieces. The pieces can move along a line on the board. The two players alternative to move one piece at a time with Musashi makes the first move. The aim of the police officers is to surround Musashi so that he cannot move; and the aim of Musashi is to reduce the number of police officers so that there are not enough police officers to surround him. Musashi can reduce the number of police officers by moving into the space between two officers, and then the two officers will be captured and removed from the board. This game requires strategy and planning for both Musashi and police officers.