D-Night

D-Night is the second extended play by the South Korean singer Kim Dong-han. It was released on October 17, 2018, by Oui Entertainment and distributed by Kakao M. Upon completing promotions for his first mini-album, D-Day, Kim immediately began working on music for a new record. He contributed to songwriting for the first time.

Following a series of photo and video teasers, D-Night and its lead single, "Good Night Kiss", were concurrently released. Kim held a showcase for the mini-album and he promoted the song by performing it on music chart programs across various television networks. D-Night peaked at number six on South Korea's national Gaon Album Chart, selling over 19,000 units domestically since its release.