Moto Yakuza, Yome Sagashi Akuma ni Iiyoraretemasu

Overview

Kyouji, who quit the yakuza and now leads a quiet, retired life, is suddenly approached by a handsome foreign delivery man, Alan, who falls in love with him at first sight and passionately confesses, "I want you to be mine!" Kyouji, who just wants to live peacefully alone, firmly rejects him, but Alan's enthusiasm doesn't waver, and every day he's bombarded with intense displays of affection. At first, Kyoji resists, but gradually, he finds himself touched by Alan's strong feelings and starts looking forward to their meetings. However, Alan has a secret that he can't tell anyone...!? (Source: Tokyomangasha, translated) Note: Includes one extra chapter.

Source: AniList