"Maomao Discovery Team" was removed from store, but the game can still be purchased via a sub link!!! It isn't known if the game will stay removed completly or if they will regionlock it. The possible reason for it might be loli content.

Purchase link
Community Hub
SteamDB[steamdb.info]
Webcache[webcache.googleusercontent.com] for more information.

The Game is completly uncensored no patch/DLC needed.

Thanks to "Rik67" for the information!!!