A wholesome game about delivering mail. Mail Time Full Walkthrough

It's Mail Time! As a newly trained Mail Scout, put on your pack, grab those letters, and deliver them across Grumblewood Grove! The forest animals eagerly await the sight of your mushroom hat in this cosy, cottagecore light-platformer adventure!
(Kela van der Deijl, Freedom Games - 2023)

[@UnNormalSoup]

That's such a cute mushroom mail game!