These erasers look like individual Japanese sushi, and are available in six different designs.
— "I don't know why it's such a craze, but I sell hundreds," Meredith Zellweger of Toy Jungle in Manhattan Beach, Calif., told TDmonthly in July 2008.
—  “They're selling hundreds a month,” seconded Deran Muckjian, owner of Catch a Falling Star in Lexington, Mass.
—  Nine percent of 64 retailers said in summer 2008 that Iwako erasers are creating a buzz in their stores.