You play against the computer. Features. You can not see the five battleships. Here it is necessary to infer the location of warships. If you have found a ship, you can attack continuously. When you can not find the ship, the computer starts to attack. If you find the position of all the battleship, you can obtain a final victory. You can select five stages. Gradually computer becomes stronger. By all means, try to challenge. 'VS HUMAN' mode is now under construction.