Another world
At the title screen, press X, Left, Right, Left, X. If you entered the code correctly, you will hear a sound. Select puzzle mode, then the "Arcade" option to access more puzzles.

Bonus characters
At the title screen, press Right(2), X, Left(2). If you entered the code correctly, you will hear a sound.

Tarot reading
At the title screen, press Up, X, Down, X, Up. If you entered the code correctly, you will hear a sound. Enter the options screen to access the new selection. Alternatively, successfully complete story mode.

Talk demo
Enable the "Bonus characters" and "Tarot reading" codes. Then, press X, Up, Left, Down, Right, Up, X, Down, Left, Up, Right, Down + X at the title screen. If you entered the code correctly, you will hear a sound. Enter the options screen to access the new selection.