Would You Like? (Feb. 25, 2016)
Tracklist:
1. Space Cowgirl
2. MoMoMo (모모모)
3. Catch Me
4. Tick-Tock
5. Take My Breath
6. MoMoMo (Chinese Ver.)
The Secret (Aug. 17, 2016)
Tracklist:
1. 비밀이야 (Secret)
2.BeBe
3. 우주키스미 (Would You Kiss Me?)
4. 짠! (Prince)
5. Robot
6. 이층침대 (Good Night)
7. 비밀이야 (Chinese Ver.)
From. WJSN (Jan. 4, 2017)
Tracklist:
1. 너에게 닿기를 (I Wish)
2. Baby Come To Me
3. 주세요 (Say Yes)
4. 최애 (最愛) (Perfect!)
5. 이리와 (Hug U)
6. 너에게 닿기를 (Chinese Ver.)
Happy Moment (Jun. 7, 2017)
Tracklist:
1. HAPPY
2. 기적 같은 아이 (Miracle)
3. Mr. BADBOY
4. SUGAR
5. Babyface
6. 퐁당퐁당 (Plop Plop)
7. Follow Me
8. B.B.B.Boo
9. Geeminy
10. 지금 만나러 가요 (Closer to you)
Kiss Me (Jul. 14, 2017)
Tracklist:
1. Kiss Me
Starship Planet 2015 (Dec. 2, 2015)
Tracklist:
1. 사르르 (Softly) (features Exy)
Vintage Box Vol. 2 (Nov. 11, 2016)
Tracklist:
1. Yoo Seungwoo x Yoo Yeonjung - 내가 니편이 되어줄게
Love Therapy (Feat. Zia) (May 4, 2017)
Tracklist:
1. Exy x Euna Kim - 러브테라피 (Feat. 지아)
#DRIVE (Aug. 16, 2017)
Tracklist:
1. Dindin - #DRIVE (feat. Yeonjung)
7일의 왕비 OST Part.1 (May 31, 2016)
Tracklist:
1. Yeonjung - 눈부신 그대
2. 눈부신 그대 (Inst.)
눈의 여왕 3 – 눈과 불의 마법 대결 OST (Dec. 17, 2016)
Tracklist:
1. Dawon, Yeonjung - Fire & Ice
연애플레이리스트2 OST part.1 (Jul. 7, 2017)
Tracklist:
1. Brother Su, Yeonjung - 서툰 고백
2. 서툰 고백 (Inst.)