You probably already read this one since it's popular but gonna send it anyways https://www.mangago.zone/read-manga/tensei_shitara_slime_datta_ken/
I'm not sure if you will like this one but it's really good https://www.mangago.zone/read-manga/to_you_the_immortal/
Here's some, if you need more, don't hesitate to ask (๑•ㅂ•)و✧
https://www.mangago.zone/read-manga/the_wolf_lord_s_lady/
https://www.mangago.zone/read-manga/may_i_ask_for_one_final_thing/
https://www.mangago.zone/read-manga/meidea_reincarnation_theory_the_world_s_worst_witch/
https://www.mangago.zone/read-manga/higeki_no_genkyou_tonaru_saikyou_gedou_rasubosu_joou_wa_tami_no_tame_ni_tsukushimasu/
https://www.mangago.zone/read-manga/i_swear_i_won_t_bother_you_again/
https://www.mangago.zone/read-manga/isekai_omotenashi_gohan/
https://www.mangago.zone/read-manga/kuma_kuma_kuma_bear/ (female mc)
https://www.mangago.zone/read-manga/kojiin_tamer/ (male child mc)
https://www.mangago.zone/read-manga/tondemo_skill_de_isekai_hourou_meshi/ (no romance i think?)
https://www.mangago.zone/read-manga/sousou_no_frieren/ (love this)
https://www.mangago.zone/read-manga/mairimashita_iruma_kun/ (super wholesome,demon world)
https://www.mangago.zone/read-manga/mashle_magic_and_muscles/ (funny asf)
I prolly miss some mangas but I can dig it for u
These are my current faves. Little to no romance and no harem (I personally abhore harem) Mc's are very likable.
https://www.mangago.zone/read-manga/tensei_kenja_no_isekai_raifu_daini_no_shokugyo_wo_ete_sekai_saikyou_ni_narimashita/
https://www.mangago.zone/read-manga/mofumofu_to_isekai_slow_life_o_mezashimasu/
I'm into Isekai, Reincarnation, Fantasy mangas I've read a lot but I'm hoping to find more! (not manhwas but manga) ٩(๑❛ᴗ❛๑)۶