The "Sanrio Hello Kitty to Issho (with Kitty) Coin Case Rio Rare" is a coin case featuring a collaboration between Sanrio's character "Hello Kitty" and the character "Rio" by illustrator KEI. Series Name: Hello Kitty to Issho! (with Kitty) Illustrator: KEI Design: Rio, dressed in rock band attire, is depicted with Hello Kitty playing the guitar. Features: A round pouch with a red border, known as a rare item. Material: Made of cloth with a zipper.