So a girl named Sakura has this crush on a guy and she tries to confess to him but she ends up asking for an autograph and turns out the guy himself!!!! is !! a mangaka!! wow, so now a misunderstanding came up and the guy was like "omg ofc I'm gonna sign this for my fan" and the girl ends up becoming his manga assistant or some sort an meets the rest of the cast who are a fun bunch of people:
https://www.mangago.me/read-manga/gekkan_shoujo_nozaki_kun/
So!! This is GL, but it still has romance and it's quite comedic in some parts. It also tackles well into issues in society regarding the norms and stuff but overall it's a good read. It's about the main character who transmigrates as the heroine and what do you know, she's actually in love with the villainess. So the villainess' bullying doesn't rlly work on her and then bonds develop with silliness and deep talks:
https://www.mangago.me/read-manga/i_favor_the_villainess/
This is a romcom manga that centers a cute clumsy guy named Izumi, and by clumsy, like, life-risking clumsy. Man ends up with life threatening situations from the get-go and surprisingly he lives up until highschool where he meets this girl named Shikimori, who becomes his girlfriend! So catch is, Shikimori is very strong along with her cuteness, so she ends up protecting Izumi from his bad luck. They're extremely cute and the story is wholesome in itself:
https://www.mangago.me/read-manga/that_girl_is_not_just_cute/
Recs for slice of life comedy/romance mangas please