It was the second of these two rooms, I had grabbed screenshots of both, just in case the door itself was the problem:
(Unfortunately, I hadn't grabbed a screenshot of the visual garbage.)
Z and X are the standard controls, for Japanese-styled games.
They're also the default, in most emulators.
Not a bad start!
My only complaint, is how you have a dead-stop, when whipping in the air. That killed me a few times, haha.
I also encountered a bug, where a room randomly corrupted itself, when entering. But, I was unable to reproduce it, by re-entering.