- 2015 [1st mini] 첫사랑 (初恋)
- 2015 [single] Eighteen
- 2015 [2nd mini] Question
- 2016 [3rd mini] REFRESH
- 2016 [JAPAN 1st mini] High Heels
- 2016 [4th mini] NU.CLEAR
- 2016 [JAPAN 2nd mini] チャミスマ
- 2017 [5th mini] CRYSTYLE
- 2017 [6th mini] FREE’SM
- 2018 [7th mini] BLACK DRESS
- 2019 [8th mini] No.1
- 2019 [single] Devil
- 2020 [single] Helicopter
- 2023 [Yeeun 1st single] The Beginning