Waku Waku calendar
Allow demonstration mode to start over seven times.
Alternate title screen
Accumulate seven credits to reverse the title screen.
Play as Bosses
Play a single player game and have player two press Start. Ferlandez and Bonuskun will appear. You can only play with the secret characters in vs. mode, not single player mode and you must have the settings set to console mode to order for this to work.
Alternate CPU opponent costume
Press Up/Right + Start + A at the character selection screen.
Alternate winning marks
Press Left + Start at the character selection screen. Repeat the code to return to normal.
Control Waku Ball
Sweep the D-pad in circles at the character selection screen.
View song lyrics
Hold Start and press A + D immediately before the "Round 1" message appears before fighting Arina.
Alternate screen dimensions
Press Right + Start + C at the character selection screen.
Alternate costume
Press Down + A + B + C + D at the character selection screen.
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