zakiwana guide - transitioning to ???
you'll eventually reach this room after the whole luck thing. it seems to be a dead end, but then the bird shows up and tells you that you need to practice your luck
the bird will then give you a password to his minigame, which we're gonna use on the ??? file:
マッシュポテト
keep in mind that you still haven't saved the game. before closing Disc2, get to the corners of the screen for a save to spawn in the center. all the spikes are blocked by invisible blocks, so you cannot die on this screen