idk if it's this but it's the only on ik so, yeah...
https://www.mangago.me/read-manga/hallelujah_baby/
My friend, yakuza yaoi is probably one of the most popular yaoi trope ever. In fact, if you search for the tag yakuza in this site, the top ones are majority yaoi.
https://www.mangago.me/tag/yakuza/?page=1
theres this one w someone that looks like atsumu + has back tattoos (not full of them tho) https://www.mangago.me/read-manga/aka_to_kuro_katsura_komachi/
came back to say i found it
https://www.mangago.me/read-manga/afterglow/
hi! is there anyone who knows any yakuza yaoi mangas pls suggest pls i cannot remember this manga the seme's back is full of tattoos. he looks like atsumu PLEASE