in the blue shirt is solo project of Ryo Arimura
All songs are produced and mixed by Ryo Arimura
Arrangement : Ryo Arimura, igrek-U, isagen, Hiroki Takeda
Guitars : igrek-U & Ryo Arimura
Bass : isagen
Drums : Hiroki Takeda (Recorded by Mitsuhiro Tanigawa at Studio First Call)
Mastered by Naoya Tokunou
Designed by Takeshi Ito