The formal promotions of JYJ's Jaejoong solo activities have officially started.

On January 15th, JYJ's label C-JeS Entertainment said, "Before Jaejoong's album is released this week, we've begun our marketing and promotions. We've put Jaejoong on bus advertisements, LED screens at large malls and the streets in Seoul. We've also taken out full-fledged advertisements on Naver and Daum. You will be able to meet Jaejoong all over Seoul."

Teaser images from his pre-release song "One Kiss" were used for the bus advertisements. His album and concert teaser videos are playing all over Seoul in main areas such as Gangnam, Myeongdong, and Coex.

His solo album 'MINE' will be released on the 17th, and on the 26th and 27th he will be holding his solo concert 'Your, My, and Mine' at the Gyeonggi Ilsan Kintex.