Any good yaoi where one of them is lowkey ugly?

No lmao

They're not conventionally attractive, I guess:

https://www.mangago.zone/read-manga/kikoenai_koe/

https://www.mangago.zone/read-manga/akiyama_kun/

Fair enough lmao. Had to try at least

Wait this is good. Thank you

I was kind of kidding bth idk if there really are any. At least I haven’t seen any yet. Same goes for any romance genre (GL, SL too). I think authors assume readers what pretty people more than the everyday person.