Prototype 1st Single「Wistful Opinion」 2016.06.13 RELEASE Music & Arranged by kentoazumi All Keyboards and Programming on All Track by kentoazumi Guitar by whewolive (GZB Records.Co.,Ltd.) Produced by kentoazumi Mixed by kentoazumi Assisted by kentoazumi Mastered by kentoazumi Recorded by kentoazumi Assisted by Kento Takagi Production Management by GZB Records Production Assisted by kentoazumi Directed by kentoazumi & GZB Records A&R Directed by Kento Takagi (GZB Records) Executive Produced by Kento Takagi Art Direction and Designed by kentoazumi Production Designed by kentoazumi Protype Management by GZB Records Co.,Ltd.