Osaka-jō Hall
On 16 February 2020, the band performed their "Premium Symphonic Night Vol.2" concert at Osaka-jō Hall, featuring a full orchestra and a special guest appearance by Evanescence lead vocalist Amy Lee. Lee also collaborated with the band in recording the single "Sakura Rising". The band's sixth full-length album, "Tokyo Singing", which includes the collaboration with Amy Lee, was released in October 2020.