DDRMAX: Dance Dance Revolution 6th Mix Cheats

Unlock groove radar values:
Choose a difficulty, now press and hold Start just before the song selection screen appears. If you have timed this correctly, numbers will appear on the groove radar, indicating the groove value for each song.
 

DDRMAX Code Breaker Codes

DDRMAX: Dance Dance Revolution GameShark V2 Codes (NA)

DDRMAX: Dance Dance Revolution Pro Action Replay Codes (NA)

MAX 300:
After finishing the final song in heavy mode with an "AA" rank you will unlock the MAX 300 extra stage. Complete the extra stage (MAX 300 in heavy mode, at fast speed, and reverse arrows) to unlock MAX 300 in arcade mode. Alternately, clear 100 songs in heavy mode.
 

Candy:
After finishing the MAX 300 extra stage with at least an "AA" rank you will unlock the Candy extra stage. Complete this extra stage to unlock Candy.
 

Unlock So In love song:
Pass 20 stages in arcade mode.
 

Unlock Kind Lady song:
Pass 40 stages in arcade mode.
 

Unlock True (Trance Sunrise Mix) song:
After finishing the Firefly (Be For U), Dive (More deep and deeper style- Be For U), or True (Radio edit - Kosaka Riyu) songs. Once two of those songs are completed, the True (Trance Sunrise Mix) song will be unlocked.