"Sphere") is the ninth album by Mucc, released on March 4, 2009.

Daisuke from Kagerou sings the chorus on "Hōkō".

Miya's mother sings the chorus on the 7-minute song "Sanbika", as the song was written about the death of his grandmother.

The album reached number 12 on the Oricon chart.

[2] Edition A: album plus bonus DVD: Live performance at The Fillmore, Irving Plaza in New York Edition B: album plus bonus DVD: Documentary footage