Singer BtoB (BtoB) Yook Sungjae arrives at Gimpo International Airport in Gangseo-gu, Seoul after finishing his overseas schedule on the afternoon of February 18.
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About Yook Sungjae
Yook Sung-jae, better known mononymously as Sungjae, is a South Korean singer, songwriter, actor, host and entertainer. He is a member of the boy group BtoB and its sub-group, BtoB Blue.
 Wikipedia