Sanrio Korokoro Kuririn Ceramic Coaster - Heisei Retro A rare item from 2003. This is a ceramic coaster of Sanrio's Korokoro Kuririn, which is hard to find now. Please see the photos for the size. There are no noticeable stains, but there are some minor kiln marks. Please understand that this is a vintage item that has been stored at home. How about using it as a lid for a mug, a coaster, or a tray for small items such as accessories? How about it for collectors or those who love it?