Sources: https://twitter.com/S11emic17J/status/575368135143915520, http://www.yc-younghwa.com/board/board_view.asp?idx=31, http://www.yc-younghwa.com/gallery/gallery_03.asp?pageNo=2&idx=1, http://blog.naver.com/yc_younghwa/90106601340, http://blog.naver.com/yc_younghwa/90106601340, and bigbangbrazil, stac0413