มินิอัลบั้ม
EMPTY DREAM
5th Mini Album
Release : 5 กันยายน 2565
- 1. 대답해줘 (Answer Me)
Lyrics & Composed by Kim Jaehwan - 2. 그 시절 우리는 (Back Then) [TITLE]
Lyrics & Composed by Kim Jaehwan - 3. 삐뚤어질까요 (Out of Line)
Lyrics & Composed by Kim Jaehwan - 4. OASIS
Lyrics & Composed by Kim Jaehwan - 5. LOVE STRIKE
Lyrics & Composed by Kim Jaehwan - 6. GOODBYE MORNING
Lyrics & Composed by Kim Jaehwan
THE LETTER
4th Mini Album
Release : 27 ธันวาคม 2564
- 1. 별의 목소리 (Voice Of A Star)
Lyrics, Composed & Produced by Kim Jaehwan - 2. 다 잊은 줄 알았어 (Unforgettable) [TITLE]
Lyrics, Composed & Produced by Kim Jaehwan - 3. 우리 사랑은 다신 이뤄지지 않아 (We Are Never Meant To Be Again)
Lyrics, Composed & Produced by Kim Jaehwan - 4. 슈퍼마리오 (SuperMario)
Lyrics, Composed & Produced by Kim Jaehwan - 5. 겨울동화 (Winter Fairy Tale)
Lyrics, Composed & Produced by Kim Jaehwan
CHANGE
3rd Mini Album
Release : 7 เมษายน 2564
- 1. Pray
Lyrics & Composed by Kim Jaehwan - 2. 찾지 않을게 (I Wouldn’t Look For You) [TITLE]
Composed by Kim Jaehwan - 3. 그대가 없어도 난 살겠지 With. HYNN (Without You)
Lyrics, Composed & Arranged by Kim Jaehwan - 4. Blue Moon
Lyrics & Composed by Kim Jaehwan - 5. 꽃인가요 (My Flower)
Lyrics & Composed by Kim Jaehwan - 6. 애가타 (Get Antsy)
Lyrics & Composed by Kim Jaehwan - 7. 신이나 (Lululala)
Lyrics & Composed by Kim Jaehwan - 8. 손편지 (Letter to you)
Lyrics & Composed by Kim Jaehwan
MOMENT
2nd Mini Album
Release : 12 ธันวาคม 2562
- 1. 시간이 필요해 (The Time I Need) [TITLE]
Lyrics & Composed by Kim Jaehwan - 2. After Party
Lyrics & Composed by Kim Jaehwan - 3. 누나 (NUNA)
Composed by Kim Jaehwan - 4. Who Am I
Lyrics & Composed by Kim Jaehwan - 5. 파라다이스 (Paradise) Feat. Park Woojin of AB6IX
Lyrics & Composed by Kim Jaehwan - 6. Zzz
Lyrics & Composed by Kim Jaehwan
Another
1st Mini Album
Release : 20 พฤษภาคม 2562
- 1. 그렇게 널 (Love You Still)
Lyrics & Composed by Kim Jaehwan - 2. My Star
Lyrics & Composed by Kim Jaehwan - 3. 안녕하세요 (Begin Again) [TITLE]
Composed by Kim Jaehwan - 4. Blow Me
Composed by Kim Jaehwan - 5. 디자이너 (Designer)
Lyrics & Composed by Kim Jaehwan - 6. 랄라 (Melodrama)
Lyrics & Composed by Kim Jaehwan
ดิจิทัลคัมแบค
เพลงประกอบซีรีส์ (OST.)

Be the Light
빛이 되어줘
Release : 26 กันยายน 2564
Hometown Cha-Cha-Cha 빛이 되어줘 (Original Television Soundtrack), Pt. 5

Promise You
Release : 23 กรกฎาคม 2564
Voice 4 : Judgment Hour (Original Television Soundtrack), Pt. 5

What if
Release : 29 กันยายน 2563
Record of Youth (청춘기록) Original Television Soundtrack Pt. 5

You're My End and My Beginning
너는 나의 시작이자 마지막이다
Release : 6 มิถุนายน 2563
The King: Eternal Monarch ( 더 킹: 영원의 군주) Pt.13 / with Im Hanbyul

If I was
그때 내가 지금의 나라면
Release : 23 พฤศจิกายน 2562
VAGABOND (Original Television Soundtrack) Pt.9
เพลงอื่นๆ / ดิจิทัลซิงเกิล

Spring Summer Fall Winter
봄 여름 가을 겨울
Release : 13 ธันวาคม 2563
The late Kim Hyunsik’s Remake Album ‘Make Memories’

Break Away
유희열의 스케치북 : 서른세 번째 목소리 ‘유스케 X 김재환’
Release : 23 พฤษภาคม 2563
Yoo Heeyul’s Sketchbook : 33rd Voice – Sketchbook X Kim Jaehwan
เพลงที่มีส่วนร่วม / Composed
เพลง Pre-Debut
Wanna One

1¹¹=1 (POWER OF DESTINY)
Release : 19 พฤศจิกายน 2561
- 1. Destiny (Intro.)
- 2. Spring Breeze
- 3. One’s Place
- 4. Flowerbomb
- 5. One Love
- 6. Deeper
- 7. Hide And Seek
- 8. Awake!
- 9. Pine Tree
- 10. Beautiful (Part ll)

1÷x=1 (UNDIVIDED)
Release : 4 มิถุนายน 2561
- 1. Light
- 2. Kangaroo (Prod. ZICO)
- 3. Forever And A Day (Prod. NELL)
- 4. Sandglass (Prod. Heize)
- 5. 11 (Eleven) (Prod. Dynamic Duo)