Why not, CEO?!
Complete | Chae-O,Tangeum | 2000 released
Dangerous Convenience Store
Complete | 945 | 2019 released
If you want some raws of this manga here https://tkor.work/%EC%9C%84%ED%97%98%ED%95%9C-%ED%8E%B8%EC%9D%98%EC%A0%90
Rivalry
Ongoing | Oryu | 2000 released
A Pushover's Romance
Complete | Moscareto,모스카레토, Hyun Lee | 2000 released
Blood Link