| # | Title | Rating | Length |
|---|
| 1 | 花火 (Remember Me) Japanese ver. | | 3:15 |
| 2 | Secret Garden Japanese ver. | | 4:05 |
| 3 | Coloring Book Japanese ver. | | 3:07 |
| 4 | WINDY DAY Japanese ver. | | 4:10 |
| 5 | LIAR LIAR Japanese ver. | | 3:15 |
| 6 | CLOSER Japanese ver. | | 3:28 |
| 7 | CUPID Japanese ver. | | 3:29 |
| 8 | 花火 (Remember Me) | 5 | 3:15 |
| 9 | Secret Garden- recording engineer:
- 최다인 , 장우잉 , 정기홍 , 지용주, 이찬미 and Maxx Song
- assistant mixer:
- 최자연 and 황민희
- mixer:
- 조준성
- editor:
- 허은숙
- drum machine and keyboard:
- Steven Lee
- strings:
- 융 스트링
- background vocals:
- 박은우
- conductor:
- 몬정규 (strings)
- strings arranger:
- 몬정규
- arranger:
- Steven Lee
- vocals arranger:
- Maxx Song
- recorded at:
- Seoul Recording Studio in Seoul, South Korea
- mixed at and edited at:
- W Sound in Seoul, South Korea
- arranged at:
- doobdoob Studio in Gangnam District, Seoul, South Korea (lead vocals)
- recording of:
- 비밀정원
- lyricist:
- 서지음
- composer:
- Sean Alexander, Steven Lee and 脇阪真由
- publisher:
- Dawn Ridge Publishing and Studio NES
- sub-publisher:
- Essel Music Publishing, Sony/ATV Music Publishing and the Key Artist Agency
| 5 | 4:05 |
| 10 | Coloring Book | | 3:07 |
| 11 | WINDY DAY | | 4:10 |
| 12 | LIAR LIAR | | 3:15 |
| 13 | CLOSER | 5 | 3:28 |
| 14 | CUPID- vocals:
- 미미 , 비니 , 승희 , 아린 , 유아 , 지호 , 진이 and 효정
- performer:
- OH MY GIRL, 승희 , 아린 and 지호
- phonographic copyright (℗) by:
- WM Entertainment
- recording of:
- CUPID
- lyricist:
- 김이나
- composer:
- DK , Jarah Lafayette Gibson, Jordan Kyle and 신혁
- arranger:
- Jordan Kyle and 신혁
| | 3:27 |