The sound effect and random attacks are a good touch, I like the parallax effect used in the background too.
I am not sure if I am missing something though, but enemies does not seem to attack at all? I can't seem to lose or win in this game.
HoloJam #2 - Hololive Fan Game Jam » Entries » You can't just put irys name in front of everything and expect it to work: SURVIVALIRYS