Sunday (feat. Sunday Project)

Deja vu

Cello in Spring (feat. Sung ji Song)

About Yearning (feat. Han Myoung Won)

Sea in the memories (feat. Woon jung Seo)

Dreaming over the East (feat. Kim Jun Hee)

White Blooming Underwater Haegeum Byulgok (feat. Kim Jun Hee)

Moonlight (feat. Woon jung Seo)

Moon in My heart (feat. Woon jung Seo)

One easygoing Day (feat. O who)

Imagine in You (feat. O who)