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Li Luo by Victoria Song - Ice Fantasy OST (2016)
Healing Love by Luna ft Cho Yi of LU:KUS - Kill Me, Heal Me OST (2015)
Star Tears by Victoria Song - Mei Li De Mi Mi OST (2015)
Dear Child by Victoria Song - Mei Li De Mi Mi OST (2015)
Only You by Luna - God of Trade - Innkeeper 2015 OST (2015)
All of a Sudden by Krystal Jung - She's So Lovable OST (2014)
It's Okay by Luna - Cheongdamdong Alice OST (2012)
It's Me by Luna with Sunny of Girls' Generation - To the Beautiful You OST (2012)
Butterfly by Krystal Jung with Jessica of Girls' Generation - To the Beautiful You OST (2012)
Because of Me by Krystal Jung - Sign OST (2011)
Can It Be Love? (...Is It OK?) - Paradise Ranch OST‎ (2011)
I Love You, I Love You - More Charming by the Day OST (2010)
Spread Your Wings by Krystal Jung, Luna, and Amber - God of Study OST (2010)
Loving You by Luna with Yesung of Super Junior - President OST (2010)
Beautiful Day by Luna - Please Marry Me OST (2010)
Thrill Love - Hungry Romeo, Luxury Juliet OST (2010)
Try and Call Me by Luna with Krystal Jung - Cinderella's Sister OST (2010)
Difficult, But Easy by Luna and Krystal Jung - Invincible Lee Pyung Kang OST (2009)