2) On the 2nd player keys press 1-4-3-5-2-4-1-5 (refer to key layout)
2 4
1 3 5
3) Press & hold the effector button, then press start
Hidden locked songs
The following songs can be unlocked with the following key: *LOUNGE / Spaced Out *DEEP HOUSE / Peace-out *DANCE POP / Deep In You After insert coins, press the following keys (from left to right): 6-9-8-10-7-9-6-10 on the 2P keyboard and finally, press start while holding down the EFFECT button.
Song list choice mode
All songs can be selected without playing between stages to get them all: After insert coins, during the tittle screen, enter the following cheat (Taking into account the order of 1P and 2P key controls, from left (1) to right (10)): 6-10-9-8-9-8-9-6-7-6-6-10-9-8-9-8-9-6-7-6-6 Then, press START while holding down the effector plus the 2nd and 4th keys.