YALL IF YOU WANT IT ON CHROMEBOOK GO ON THE PLAYSTORE AND SEARCH APK AND CLICK THE ONE MADE BY BRAVEHEART IT WORKS I USED IT TO DOWNLOAD HAPPYMOD ON MY MOMS PHONE
as far as I know Life IN Gacha Life Is available on play store as Gacha Story even for Chromebook
You can run itch.io stuff on chromebook you just need to turn on developer mode
