living together but not married (but they act like it): 4 week lovers
Not married but it's an established relationship and they've lived together for 10 years.
https://www.mangago.me/read-manga/the_most_ordinary_relationship/
Autobahn Romance
The Most Ordinary Relationship
Divorce Me, Mr. Alpha
An Impossible Marriage
Beyond the Memories (crying)
I've read it
Thank you for all recs!!
Is there any yaoi in which they're married and live together? Somthing like that plot?!