The 400th anniversary of the city government was celebrated in Mannheim, Germany, in November 2007,坂本龍一andalva notoat the "400th Anniversary of the City Government" event held in Mannheim, Germany, in November 2007. In a departure from the previous album "insen," the professor also participates in the electronic part of the performance, and the fusion of electronica-like "sound" and "live" classical instruments is a highlight of this album.
In addition to the DVD of the same title that was released in Japan in June 2008, a making-of featurette and booklet have been added to this luxurious package!