ConVeni-N (コンビニん) is a manga series by Haru Wamusato. It was serialized in Young Champion Retsu.
The story revolves around a convenience store "Paraiso" (paradise). The store was once very successful and attracted quite a crowd because of its "unique" employees. But suddenly, various weird mishaps started happening one after another in the store, making it lose its popularity and making the customers believe it's cursed. A fresh college graduate, Ichinotani Hikaru, going to a job interview, somehow ends up getting forced into a job in this store. What kind of fate awaits him now?