Coba jelasin Music Video dari Yoonhak dong

2007 행복합니다 (I'm Happy) - FT Island

2007 결혼할까요 (Let's Get Married) - Seeya

2010 - Drama 恋するキムチ (Love Kimchi)

2011 - Drama Musical 김종욱 찾기 (Finding Kim Jong Wook)

2011 - Promise in a kiss feat.Yoonhak from 超新星 - AZU