Original What Did I Do to Deserve This, My Lord!?:
Press L, R, L, R, L, R, L, R, L, R at the title menu.
What Did I NOT Do to Deserve This, My Lord!? (Hard mode):
Enable the “Original What Did I Do to Deserve This, My Lord!?” code. After the game loads, press L, R, L, R, L, R, L, R, L, R at the title menu of What Did I Do to Deserve This, My Lord!?.