Smushi Come Home
Developed by SomeHumbleOnion
Published by Mooneye Studios
"Play as a tiny lil' mushroom who's lost in the forest and can't find its way home. Explore unique areas freely at your own pace, chat with friendly inhabitants, and take on different adventures to get back home!"
You can find Smushi Come Home on Steam
You can find SomeHumbleOnion on Twitter
Been following this game's development for ages. Play Smushi!