- 2009 [Jieun digital single] Yesterday
- 2011 [Jieun digital single] Going Crazy
- 2013 [Jieun 1st single] False Hope
- 2014 [Jieun digital single] Don’t Look At Me Like That
- 2014 [Jieun 1st mini] 25
- 2014 [Jieun 1st mini日本盤] 25
- 2015 [Jieun digital single] Cool Night
- 2016 [Jieun 2nd mini] Bobby Doll
- 2020 [Jieun single] 피어나：開花