What makes Welcome Back by iKon notable?

'Welcome Back' debuted at number one on the Gaon Album Chart, highlighting its commercial success in South Korea. The album's lead single, 'Rhythm Ta,' not only topped charts but also became a cultural phenomenon, influencing dance trends and music styles within the K-pop industry. Released on January 1, 2015, 'Welcome Back' was iKon's first full-length album following their successful debut EP, 'My Type.' At this point in their career, the group aimed to solidify their presence in the K-pop scene after gaining attention from their participation in the survival show 'Mix & Match.' This album served as a crucial step in defining their musical identity and expanding their fanbase.