There are multiple bands with this name: 1. Brand New Day is a South Korean girlgroup that debuted on January 7th, 2009 under Castle J Enterprise. The trio of similar sounding names, Kim Su-ji, Kim Su-jin, and Lee Su-jin make up the group. The group's debut mini album, Lady Garden, has received much attention as its release coincided with a new mini album from rival group 소녀시대. Already receiving much applause in industry circles for their outstanding vocals, Brand New Day now looks to take on 소녀시대 to become the personal favorite of the K-pop faithfuls.