Music test:
Choose the "Name Entry" selection at the options screen. Select "Yes" to enter
a name. Do not actually enter a name. Instead, press L to display the music
test screen.
Scroll faster on grid:
You can scroll through the writing faster on the grid by tapping or holding L
or R.
Intermission bonus:
During a break when it shows a character, press A and something will happen.
Control credits song tone:
Press L while the credit music is playing to increase the bass, or press R to
increase the treble.
Control credits sequence:
Hold Left, Right, Up, or Down during the credits to change the star patterns.
Boss mode:
Successfully complete the game to unlock an option to fight just Bosses.
Staff mode:
Successfully complete the game to unlock an option to view the game's
developers.
Chicken Race (two player) mini-game:
Defeat any two of the first group of characters.
Chiritorie (two player) mini-game:
Defeat anyone in the first group of characters.
Dong Dong (two player) mini-game:
Defeat anyone in the second group of characters.
Dr. Wario mini-game:
Get 15 mails against Blue Jimmy.
Fly Swatter mini-game:
Get 20 mails against Yellow Jimmy.
Hurdle (two player) mini-game:
Defeat any two of the second group of characters.
Pyoro mini-game:
Successfully complete the Wario stage.
Alternately, unlock all of the mini-games for every character.
Pyoro 2 mini-game:
Beat the challenge score on every Microgame.
Paper Plane mini-game:
Successfully defeat Red Jimmy.
Wario's Sheriff mini-game:
Get 25 mails against Red Jimmy.
Easy mode:
Defeat Wario to unlock the "Easy mode" option.
Thrilling mode:
Successfully complete the game in easy mode with a high score to unlock the
"Thrilling mode" option.
Hard mode:
Get at least 15 mails in Thrilling mode.
Alternate menu music:
Defeat the second Wario, then view the credits. When the credits are over, the
game will return to the main menu. A different song will now be playing.
Skip introduction or opening sequence for level:
During the introduction of a level, turn off the Game Boy Advance, then turn it
back on. Go to the level that you were just on and you can now press A button
to skip the introduction.
Sites: