group Apink Oh Ha-young and Son Na-eun are performing a great stage at the showcase to commemorate the release of their mini 7th album ONE & SIX at Yes24 Live Hall in Gwangjin-gu, Seoul on the afternoon of the 2nd.
The title song 'No 1', 'Apink' (Park Lanlong, Yoon Bomi, Jung Eunji, Son Na-eun, Kim Nam-joo, Oh Ha-young) is an exciting minor pop dance genre that combines tropical house beats with the meeting of producing team Black Eyed Pil Seung and Apink.
About Apink
Apink is a South Korean girl group formed by IST Entertainment. The group debuted on April 19, 2011, with the extended play Seven Springs of Apink.
 Wikipedia