these are the closets recommendations i could give. im so sorry its not perfect but some of them are kinda sad or the characters are intrestingly written.
https://www.mangago.zone/read-manga/kimi_to_tsuzuru_utakata/
https://www.mangago.zone/read-manga/exchange_diary/
https://www.mangago.zone/read-manga/only_need_to_love_once/
https://www.mangago.zone/read-manga/i_love_amy/
https://www.mangago.zone/read-manga/living_will/
https://www.mangago.zone/read-manga/girl_in_a_cage/
https://www.mangago.zone/read-manga/run_away_with_me_girl/
https://www.mangago.zone/read-manga/getting_to_know_grace/
https://www.mangago.zone/read-manga/her_shimcheong/
We said we wanted less cutesy yuri manga and more serious stories, but now we got this…reap what we sow I guess…