Not sure but something like this?
http://www.mangago.me/read-manga/my_son_is_probably_gay/
http://www.mangago.me/read-manga/no_you_na/ a couple is taking care of a deceased couples children
http://www.mangago.me/read-manga/yoningurashi/
http://www.mangago.me/read-manga/chichi_kogusa/
http://www.mangago.me/read-manga/samurai_papa/
http://www.mangago.me/read-manga/father_and_son/
http://www.mangago.me/read-manga/shin5_kekkonshite_mo_koishiteru/
http://www.mangago.me/read-manga/musuko_ga_kawaikute_shikataganai_mazoku_no_hahaoya/
anyone know any mangas/ manhwas where the main plot is the parent/child relationship? basically where there’s a healthy parenting plot?... and wow i am projecting so hard rn