Renai Bōkun/The very lovely tyrant of love Comedy Manga Gets Anime
posted on by Egan Loo
The romantic comedy begins when Guri, an angel with a mysterious item which turns any two people who kiss into a couple, appears before a high school boy named Seiji Aino. However, there is a yandere high school girl named Akane who loves Seiji.
Source: Comic Natalie