Each of the areas 1-7 in the first four zones contains exactly one of the following secret objects:
They can be found at the following locations:
There is exactly one room in each of the first four zones, containing a secret entrance to a hidden room. You will need to clear the corresponding main room by collecting all items, then you can pass through the entrance and visit the hidden room. There is nothing but a lot of money bags for you to collect. Notice that if you leave the hidden room before collecting all of the money bags, the rest will disappear when you leave.
While at the title screen:
- Stage Select: Enter this command on Controller I: , and the zone number will be shown. Then you can select the zones with and . Notice that you may select the glitched zones with this method.
- Continue: If you happen to lose all life points and return to title screen, hold + on Controller II, and press on Controller I to start from the zone you have missed.