제국의 아이들

ZE:A Minwoo, Taeheon, Dongjun, Junyoung, Siwan, Hyungsik, Kevin, Kwanghee, Heechul_ZE:A composed of 9 boys held concerts at 50 places of the country starting in October of 2009, and released its first single album 《Nativity》 on January 7, 2010. It had a debut stage at KBS Music Bank, and gained attention even before their debut with the contract with Warner Music and Sony Music.