This is so cute and heartwarming

Torokeru Tamago to Bed no Naka de (Yaoi) https://www.mangago.me/read-manga/torokeru_tamago_to_bed_no_naka_de/

Nichijou Climax (Yaoi)
https://www.mangago.me/read-manga/nichijou_climax/

Pochi to Tama (Yaoi)
https://www.mangago.me/read-manga/pochi_to_tama/

Inukei no Kareshi
https://www.mangago.me/read-manga/inukei_no_kareshi/

This are some of the ones I know

Thank u(⌒▽⌒)

My fave one is this:
https://www.mangago.me/read-manga/kazoku_ni_narouyo/
+ there's also the prequel where it shows how they started dating:
https://www.mangago.me/read-manga/itsuka_koi_ni_naru_made/

Another with a cute kid:
https://www.mangago.me/read-manga/boku_no_papa_to_papa_no_hanashi/

Also, these ones (no kids this time lol):
https://www.mangago.me/read-manga/konna_nichijou/

https://www.mangago.me/read-manga/chiya_s_just_an_unstable_guy/

https://www.mangago.me/read-manga/sweet_hour_1r/

https://www.mangago.me/read-manga/wareta_cup_wo_modosu_ni_wa/

https://www.mangago.me/read-manga/first_night_with_my_beloved/

Thank u(≧∀≦)

I'll share you my fav :D
https://www.mangago.me/read-manga/our_sweet_1R/

Opps sorry the link broke:
Our Sweet 1R (Yaoi) https://share.google/yK8ZFHaUITdScbar5

(⌒▽⌒)