Responses
Not focused on romance but the romance in this one is similar to your preferences:
https://www.mangago.zone/read-manga/sousou_no_frieren/
beta
Hello guys do you have any romance manga (preferably completed) that shows the main couple being star crossed lovers (i.e. have waited for 300 years, have been searching you for different lifetimes)
Basically the embodiment of the song Thousand Years, thanks!!(๑•ㅂ•)و✧