• Excuse Me ft. Jang Jae In - S.M. Station (to be release on March 9, 2018)
  
• Dinner ft. Jang Jae In - Mystic Entertainment's 'LISTEN' Project (to be released on March 10, 2018)

2017

• Curtain  -S.M. Station Season 1
  
• Starlight  -The Universe's Star OST
  

2016

• My Hero  -S.M. Station Season 1
  
• Beautiful Accident  -Beautiful Accident OST
  

2014

• Beautiful  -Exology Chapter 1: The Lost Planet
  

2013

• Saving Santa  -Saving Santa OST