Note: This game is also titled "Mister Mosquito"
Mother Mosquito:
At the character selection screen, hold L1 and press Up, Right, Left, Down, Square(2), R1(3). If you entered the code correctly, you will hear a shout.
Father Mosquito:
Enable the "Mother Mosquito" code. Then, hold L2 and press Up, Right, Left, Down, Square(2), R2(3) at the character selection screen. If you entered the code correctly, you will hear a shout.
Two player mini-game:
Hold Start + Select on controller two after turning on the system. Press Square to move forward, X to jump, and Triangle (when the power meter is full) to do a super attack. Alternately, hold L2 and continuously rotate the Right Analog-stick clockwise at the title screen.
