I'm tired of father-daughter mamhwa. Do y'all have any recommendations for father-son manh...

This one kind of? https://www.mangago.me/read-manga/on_the_way_to_meet_mom/

Biological:
https://www.mangago.me/read-manga/chichi_kogusa/
https://www.mangago.me/read-manga/father_and_son/
https://www.mangago.me/read-manga/daddy_boy/

Not biological. Adult man taking care of a little boy, relative or not:
https://www.mangago.me/read-manga/flat_aogiri_natsu/
https://www.mangago.me/read-manga/udon_no_kuni_no_kiniro_kemari/
https://www.mangago.me/read-manga/brother_am_i_cute_lovena_luv/
https://www.mangago.me/read-manga/kami_sama_oko_sama_kitsune_sama/

Not really recommendations since I haven't read them myself, but I hope you'll find a good read among these. ^^

https://www.mangago.me/read-manga/my_father/ id you dont mind a comedy oneshot :)

Thank you. I haven't read it yet. I'm gonna start reading it now.

Whoa thank you

Yes that's fine too. Thank you.