Thank you for viewing! INNOVA R DISC 153.3g White SHOWA KINEN PARK OPEN disc. The disc has an "R" on it, so I think it's a rock disc, but the official name is unknown. Please judge by the shape of the rim. Although unused, there are some scratches from storage. Please check the photos and consider purchasing. For bulk purchases of discs, we offer a discount of 200 yen off the total price for two items. Please note that we may not be able to accommodate all requests. * We are sorry, but we do not negotiate prices, so please understand. m(__)m