Guarda su Altadefinizione. Recording of the live event celebrating the 20th anniversary of popular RPG game series "Atelier" held in July 2017 at the Toyosu Pit in Tokyo. Featuring the vocal talents of Haruka Shimotsuki, Marie, Mami Yanagi, Mineko Yamamoto, mao, Mutsumi Nomiyama, asaco nasu and ACRYLICSTAB