The Odaiba Rainbow Fireworks executive committee along with the Tokyo Metropolitan Government's Bureau of Port and Harbor announced that the Odaiba Rainbow Fireworks will be held for 6 straight weeks from November 23rd to December 28th in conjunction with the 2013 Tokyo Motor Show. The Odaiba Rainbow Fireworks executive committee along with the Tokyo Metropolitan Government's Bureau of Port and Harbor announced that the Odaiba Rainbow Fireworks will be held for 6 straight weeks from November 23rd to December 28th in conjunction with the 2013 Tokyo Motor Show.