Could recommend something fluffy, cute and heartwarming any genre is fine

https://www.mangago.zone/read-manga/ojisama_to_neko/

https://www.mangago.zone/read-manga/atarashii_joushi_wa_dotennen/
https://www.mangago.zone/read-manga/shokuba_to_jitaku_de_gyappu_no_aru_papa/
https://www.mangago.zone/read-manga/papa_wolf_and_the_puppy/
https://www.mangago.zone/read-manga/mr_villain_s_day_off/

My list —> https://www.mangago.zone/home/mangalist/1052049/

some fluff for you :-)

https://www.mangago.zone/home/mangalist/904520/
https://www.mangago.zone/read-manga/yubisaki_to_renren/
https://www.mangago.zone/read-manga/papa_wolf_and_the_puppy/
^highly recommend this one
https://www.mangago.zone/read-manga/the_ghost_that_lives_in_the_doll/
https://www.mangago.zone/read-manga/please_call_me_red_panda/
https://www.mangago.zone/read-manga/hatsukoi_maze/
https://www.mangago.zone/read-manga/gakuen_babysitters/
https://www.mangago.zone/read-manga/yuzuki_san_chi_no_yon_kyoudai/
https://www.mangago.zone/read-
https://www.mangago.zone/read-manga/a_loving_existence/manga/t_to_sugite_yome_na_a_a_a_a_a_a_i_4_p_sh_to_sut_r_zu/
https://www.mangago.zone/read-manga/shokuba_to_jitaku_de_gyappu_no_aru_papa/