like... full beastmen or just kemonomimi?
Like those who can transform into a beast and to a human? I don't really know huhu I'm sorry
closest to your desc
https://www.mangago.zone/read-manga/ai_o_ataeru_kemonotachi/
https://www.mangago.zone/read-manga/itoshi_no_kemukujara/
https://www.mangago.zone/read-manga/kocchi_muite_glare/
https://www.mangago.zone/read-manga/summoning_a_bl_fan_to_another_world/
https://www.mangago.zone/read-manga/i_m_mediocre_but_i_m_loved_in_a_different_world_anthology_comics/ (v2c4)
close enough (non isekai)
https://www.mangago.zone/read-manga/juouheika_to_sunakaburi_no_hanayome/
https://www.mangago.zone/read-manga/tabenai_no_ookami_san/
https://www.mangago.zone/read-manga/shishi_no_odoriko/
straight. theres human but mc is surrounded by beastmen
https://www.mangago.zone/read-manga/milady_just_wants_to_relax/
Thank youuuuuuuu
Those that are like they were in another world where there's no human, only beastmen? Been into that kind of story lately. Either straight or bl