*How to play Tap to start the game. Difficulty setting with flick left and right in title screen. Operate fighter to avoid bullet and shoot down enemy aircraft. The upper left is the score, the upper right is the high score, the lower left is the remaining machine, and the lower right is the number of the remaining bombers. If you destroy an enemy aircraft, items may appear. The fighter will power up when you acquire the item. If you destroy the boss at the end of each stage, it is stage clear. When fighter becomes 0, the CONTINUE screen is displayed. Tap before going to 0 to continue the game. When CONTINUE becomes 0, the game is over.