I'm not a 100% sure, but i think the manga you're looking for maybe called Neko x Neko. It is about 2 guys in a long term relationship living together. one is studying to become an architect and his boyfriend is an apprentice plasterer and they are helping a lady to remodel her new cafe.
But the main story is about how the uke who use to be the cu......
A classic. Promiscuous yakuza x stoic, quiet underling:
https://www.mangago.me/read-manga/saezuru_tori_wa_habatakanai/
Cute, silly yakuza x sweet cop:
https://www.mangago.me/read-manga/honto_yajuu/
Two different short stories. Not for everyone, but I love me a sci-fi story:
https://www.mangago.me/read-manga/concrete_garden/
Ballroom dancer x ......
