Lock Frame Rate

Press Up, Triangle, Left, Circle, Down, X, Right, Square at the title screen to unlock an option to set the processing mode (frame rate) to variable or uniform.

Play as Copain 

Complete the game with Femme.

Play as Hardi

Complete the game with Copain and Ciel with the top money rank as those characters. After that beat the game with Rival to unlock Hardi in survival and time-attack mode.

Play as Rival

Without losing to Rival, complete the game with Ciel.

Camera Option

Complete the game with an "SS" rank.

Scene Select Option

Complete the game with all four characters.

Survival Mode Option

Complete the game with Copain with the top money rank.

Time Attack Option

Complete the game with Ciel with the top money rank.