- Aera Kim: 해금 - Isao Sasaki: Piano in all tracks except 4 - Seongsik Jeon: Bass in tracks 1,2,3,6,9 & 10 - Saoli Sendo: Purcussion in tracks 3 & 6
- Produced by Isao Sasaki - Japanese Engineer: Naoki Kakuta - Korean Engineer: Namjin Choi - Recorded at Wang Guang Reclabs(Japan) & Yeh Eum Studio(Korea) - Mastering Engineer: Seok-Woon Kwak - Mastered at Seoul Studio
- A&R: Karen Lee, Erin Jang, Julia An, Elly Cho - Marketing: Robin Yang, Grace Yoon - Sales Promotion: Brahms Cho - Designed by Frida Lee, Jumi Lee