To unlock Tougher Enemies, go to the League Office and pause the game. Press Right, Right, Right, Up, Up, Left, Left, Left, Left, Right, Up, Up, Up, Up, Up, Down.
No Equipment Constraints: go to the school and pause the game. Press Right, Down, Left, Up, Left, Left, Left, Left, Y, Y, Y.
Camera Control Mode: during combat pause the game and press Up, Left, Down, Right, Left, Left, Left, Left, Up, Up, Up, Up, Up. The Analog C stick and R and Z will move the camera.
To get 1000 Dinars, after pausing the game at your school press Right, Down, Left, Up, Left, Left, Left, Left, Y, Left.
To unlock Easier Enemies, pause the game at the League Office and press Right, Right, Right, Up, Up, Left, Left, Left, Left, Right, Down, Down, Down, Down, Up.