Model Design & Character CGs: Osiimi (https://twitter.com/osiimiartist)
3D Model & Rigging: Rui (https://twitter.com/Arunorudo_Rui)
Chibi Animations: Hoopyon (https://twitter.com/hoopyon)
CG Animations: Linh
Overlay Animations: Izu (https://twitter.com/izushizuka)
Logo: MoonSprinkles (https://www.fiverr.com/moonsprinkles)
Mio is a character from the game Crush Crush available for free on Steam: https://store.steampowered.com/app/459820/Crush_Crush