Put the world of One Piece in your hands and set sail with this Tamagotchi Nano collaboration! The uniquely designed shell resembles Tony Tony Chopper’s hat. It's up to you to raise Chopper, and your play pattern will determine his different styles and costumes. You might even meet a special straw hat Chopper as well as other fan-favorite characters from the show. Feed him boned ribs and his favorite sweet treats like cotton candy. Play the exciting mini-games "Scope" and "Cotton Candy Catch." The One Piece x Tamagotchi Choppertchi New World Digital Pet measures about 1 1/2-inches tall x 1 1/5-inches wide x 1-inch long. Requires 2x "LR44" batteries, which come included.