Producer: Choi Chul Ho - Artist: Jang Keun Suk - Recording Arranger: Masaki Iehara - Vocals: Jang Keun-suk - Background Vocalist: Okada Yuta - Music Production: Masaki Iehara - Recording Engineer: Naoya Tsuruta - Mixer: Maki Kosugi - Mastering Engineer: Kenji Yoshino