 DWANGO also began airing a preview of the track's music video on November 19.The single was KAT-TUN's first holiday-themed song to be released commercially, their second ballad to be released as a single since "Bokura no Machi de" in 2006 and their second consecutive single with no tie-ins to endorsements or television dramas.It is also the first KAT-TUN record to be released in South Korea, when it became available in stores on December 17, 2008.