Responses
These are all GLs:
https://www.mangago.zone/read-manga/oshikake_nyobo_kodomo_tuki/
https://www.mangago.zone/read-manga/ohana_holoholo/
https://www.mangago.zone/read-manga/ebisu_san_and_hotei_san/
https://www.mangago.zone/read-manga/flower_of_youth/
https://www.mangago.zone/read-manga/run_away_with_me_girl/
https://www.mangago.zone/read-manga/umineko_sou_days/ (incestuous side couple)
https://www.mangago.zone/read-manga/mama_mama_amano_shuninta/ (one-shot; cheating)
https://www.mangago.zone/read-manga/shiori_and_yuki/ (one-shot)
Co parents to lovers thank you