Dads or Moms with sons or daughters. I don't care anything pls
https://www.mangago.zone/read-manga/papa_wolf_and_the_puppy/
You might've read this
[ALL FROM MY LIST "CUTE FAMILY". IF YOU WANT MORE CHECK IT OUT]
https://www.mangago.zone/read-manga/family_simulation/
https://www.mangago.zone/read-manga/chichi_kogusa/
https://www.mangago.zone/read-manga/shounen_houkokusho/
https://www.mangago.zone/read-manga/kiraide_isasete/
https://www.mangago.zone/read-manga/peerless_dad/
https://www.mangago.zone/read-manga/father_and_son/
https://www.mangago.zone/read-manga/ceo_s_sudden_proposal/
http://www.mangago.zone/read-manga/hello_vry/
He finds a vampire and a talking cat. Wholesome
Anything where the MC is suddenly forced into a parent role? Like MC finds a kid(s) and just adopted them, or reincarnation where they become a better parent? Tyyy