Sid is a Japanese visual kei rock band, formed in 2003 and signed to Ki/oon Records. Formed by Mao, Shinji, Aki and Yūya, they are known for producing anime songs, such as for Fullmetal Alchemist, Bleach, Black Butler or Magi.

Saitama Super Arena is a multi-purpose indoor arena located in Chūō-ku, Saitama, Saitama Prefecture, Japan. It opened preliminarily on May 5, 2000, and then was officially opened on September 1 of the same year. Its maximum capacity is 36,500, making it the third-largest indoor arena in the world. The main arena capacity is between 19,000 and 22,500.