https://www.mangago.me/read-manga/salty_lust/
https://www.mangago.me/read-manga/i_became_a_first_class_guide_thanks_to_my_childhood_friends/ ( this isnt finished but I'd be surprised if he ended up choosing one over the other)
Oh I have A LOT!
https://www.mangago.me/home/mangalist/2486827/ (BL)
https://www.mangago.me/home/mangalist/2375222/ (FL)
https://www.mangago.me/home/mangalist/2688301/ (throuples where they all mutually love each other)

Any polygamy recs? Ik its a weird genre but... Stuff like Finding Twilight where they all are actually happy together an none of the "ml and and 2nd ml is better for mc but mc gets with ml anyways". Bonus points for yaoi but i don't really mind straight stuff im lowk so deprived right now