hi! it's kinda of a weird mix but try these:
http://www.mangago.zone/read-manga/tensei_shitara_slime_datta_ken/?0yPO
^ don't think he's actually a child but it's awesome
http://www.mangago.zone/read-manga/kamitachi_ni_hirowareta_otoko/ more slimes!
http://www.mangago.zone/read-manga/remonster/
http://www.mangago.zone/read-manga/isekai_yururi_kikou_kosodateshinagara_boukensha_shimasu/
http://www.mangago.zone/read-manga/herscherik_the_epic_of_the_reincarnated_prince/
http://www.mangago.zone/read-manga/tearmoon_empire_story/
http://www.mangago.zone/read-manga/i_ll_become_a_villainess_that_will_go_down_in_history_the_more_of_a_villainess_i_become_the_more_the_prince_will_dote_on_me/
http://www.mangago.zone/read-manga/i_became_the_mother_of_the_strongest_demon_lord_s_10_children_in_another_world/
http://www.mangago.zone/read-manga/the_villainess_want_to_marry_a_commoner/
http://www.mangago.zone/read-manga/tensei_shichattayo_iya_gomen/
http://www.mangago.zone/read-manga/hiraheishi_wa_kako_wo_yumemiru/
http://www.mangago.zone/read-manga/murabito_desu_ga_nani_ka/
http://www.mangago.zone/read-manga/knights_magic/
OP child ?? Like just overpowered ? Idc what it is, just not MAINLY focused on romance (pls no pedos lol) I just an OP child :]
I’ve already read the beginning after the end and most royalties btw ! Thanks in advance uwu