Kimi no Yokogao Miteita, I'm rooting for Asagiri
https://www.mangago.zone/read-manga/joshi_bl/
https://www.mangago.zone/read-manga/ao_no_flag/
https://www.mangago.zone/read-manga/night_fragments/
https://www.mangago.zone/read-manga/hirunaka_no_ryuusei/
https://www.mangago.zone/read-manga/love_or_hate_yeongha/
https://www.mangago.zone/read-manga/for_your_love/
https://www.mangago.zone/read-manga/usagi_no_mori/
https://www.mangago.zone/read-manga/konosaki_wa_futarikiride/
https://www.mangago.zone/read-manga/kimi_ni_wa_todokanai/
https://www.mangago.zone/read-manga/natsu_no_teppen_ni_saku/
https://www.mangago.zone/read-manga/until_i_meet_my_husband/
https://www.mangago.zone/read-manga/gomen_ne_hatsukoi/
https://www.mangago.zone/read-manga/10th_you_and_i_fell_in_love_with_the_same_person/
https://www.mangago.zone/read-manga/toriaezu_kiss_shite_kudasai/ (starts at chap 4)
Any manga or manhwa with unrequited love... Its could be unrequited love from any of the main leads or side character... It could be Straight romance or BL i don't really care but anything with unrequited love. If you have a list Very much appreciated...