Responses
Punch drunk love
Room to room (mostly the side stories)
https://www.mangago.zone/read-manga/yoru_to_asa_no_uta_ec/
I don’t remember if he gets to suck on them but he’s certainly obsessed
https://www.mangago.zone/read-manga/kouhai_no_oppai_ga_suki_sugiru/
Tysmmლ(´ڡ`ლ)
Bottom has a unhealthy obsession with the tops tatas and sucks them