Dance! Dance! Revolution!

Press Left (x8) at the song selection screen. (The word "Left" confirms correct entry.) In Left mode, dancers face left.

Press Right (x8) at the song selection screen. (The word "Right" confirms correct entry.) In Right mode, dancers face right.

Press Down, Left, Down, Right, Down, Left, Down, Right, Down, Up at the song selection screen. (The word "Easy" confirms correct entry.)
Note: Some songs do not have an Easy difficulty.

Push Up, Down, Up, Down, Up, Down at the song selection screen. (The word "Expert" confirms correct entry.) At Expert difficulty, half of the dance arrows disappear.

Press Left, Down, Right, Down, Left, Down, Right, Down, Up at the song selection screen. (The word "Little" confirms correct entry.) In Little mode, dancing is easier.

Press Down (x2), Left (x3), Right (x3), Left, Right prior to selecting a skill level. (The word "Maniac" confirms correct entry.)
Note: To disable Maniac mode, press Up (x8) at the song selection screen.

Press Left and Right (x8) at the song selection screen. (The word "Mirror" confirms correct entry.) Mirror mode will turn dance arrows in opposite directions.

Press Up, Down, Left, Right, Down, Up, Right, Left at the song selection screen. (The word "Shuffle" confirms correct entry.) In Shuffle mode, there are new dance steps.

Press Up and Down (x8) at the song selection screen.

Hold both Select buttons for Player-1 and Player-2. Then press Start.
Note: To cancel cheats push Up (x4) before the first song begins.