All music mode:
Select arcade mode, then quickly shake Left Maraca High fifteen times at the height
selection screen to unlock all songs. Note: For the standard Dreamcast controller,
hold the Left Maraca High button. 

Random mode:
Quickly shake Left Maraca Low fifteen times at the difficulty selection screen. Note:
For the standard Dreamcast controller, hold the Left Maraca Low button. 

Super hard mode:
Quickly shake Left Maraca High fifteen times at the difficulty selection screen. Note:
For the standard Dreamcast controller, hold the Left Maraca High button. 

Tequila, Love Lease, Soul Bossa Nova songs: 
Select challenge mode and successfully complete the Maracas Apprentice course. 

Theme Of Inoki song:
Select challenge mode and successfully complete the Maracas Standout course. 

Samba de Amigo song:
Select challenge mode and successfully complete the Maracas Expert course. 

Hidden artwork:
Place the game disc in a PC compatible CD-ROM drive to find game images in
.BMP format.