Single, Unison, and Double modes
Hold [Left] or [Right] and press [Circle]
at the select mode screen.
Step Step Revolution (SSR) mode
Quickly press [Left]x3, [Right]x3, [Left],
[Right] at the title screen. Alternately, press [Select]
at the title or mode selection screens after unlocking this mode
during normal game play.
Paint mode
Complete 30 songs to unlock paint mode. This allows
you to alter the appearance of the scrolling arrows. This is automatically
unlocked if a saved game from Dance Dance Revolution 2nd Mix with
that mode available is loaded.