※ Brand new, unopened product Specifications: Running time approximately 87 minutes Contents: Documentary footage featuring interviews with those involved, focusing on recollections while listening to multi-track tapes, such as the prologue, the encounter that prepared for the birth of a masterpiece and the excitement of the scene – "Someday," music resonating with the noise of the city – the secrets of the performance and sound that created the scale of "Rock'n Roll Night," and more. The backing musicians were Takashi Furuta (Dr), Susumu Osada (Gt), Yoshiyuki Sahashi (Gt), Dr.kyOn (Key), Akira Nishimoto (Key), Tomio Inoue (Ba), Spam (Per), Daddy Shibata (Sax), Kohei Dojima (Cho), and Kumi Sasaki (Cho). Most of the members were selected from The Heartland and The Hobo King Band, who had previously worked closely with Sano. Furthermore, Ginji Ito, the guitarist of The Heartland and co-producer of "SOMEDAY," also appeared in the encore, saying "Sunchild is my friend." It was a gorgeous lineup that couldn't be better.