In here you will find all of @Sarurun's currently in use sonas and mascots, some of which live in the other universe's mentioned, and some who don't.

A world where unbenownst to human, supernatural entities called yokai live and mingle amongst them.

Though the humans own the world currently, it hasn't always been that way. Some yokai are restless of the humans' ignorance.

An ex FPS pro player is reincarnated into a genre they used to mock. Not knowing how to survive in a fantasy world, they struggle along with their (useless) party members to try to find a way back home.