Circuit is a two piano concerto commissioned by the BBC for Noriko Ogawa, Kathryn Stott and the BBC Philharmonic Orchestra. It was first performed in the Bridgewater Hall, Manchester in 2002.
The piece has been subsequently performed by Tokyo Philharmonic Orchestra, in Tokyo and Kyoto, and Tokyo Symphony Orchestra, in Tokyo and Kawasaki. The piece was recorded for CD release by the Swedish label BIS with Noriko Ogawa, Kathryn Stott and Tokyo Symphony Orchestra, conducted by Naoto Otomo. This CD was released in January 2010 and includes piano duos and solos by Graham.