Thread of wholesome reads I'd recommend to cheer you up! I'll add to this thread as I continue reading more

1. Yokohama Kaidashi Kikou

Story is about a robot named Alpha who runs a cafe in the distant future. You follow her as she travels towns and meets new people. On top of the wholesome interactions the aesthetic of this manga is beautiful and its one of my favorites

2. Sensei can't teach me about love/Sensei wa Koi wo oshierarenai

A secret relationship between a strict teacher and lonely student on the terms that they won't do anything inappropriate till he's 20

3. Beauty and the feast/Yakumo-san wa Ezuke ga Shitai

A widow who finds purpose again by cooking for her highschool neighbor who has a large appetite

4. Spy x family

A spy who forms a family in order to infiltrate a school. Story driven but has great wholesome moments as well as top notch comedy. Definitely recommend this one

5. Yotsuba to!

Follows the ordinary life of a little girl who encounters new people and learns more about the world

6. Even so, Ayumu draws closer to the endgame/Soredemo Ayumu wa Yosetekuru

A guy who promises to confess his love to his crush when he can finally beat her in shogi