Tamagotchi Nano Rainbow (Rainbow Tamagotchi Nano) by Bandai Tamagotchi Nano Rainbow (Rainbow Tamagotchi Nano) by Bandai From 6 years of age: Age Battery: The main (C) BANDAI ? WiZ / TV TOKYO ? 2010Team Tamagotchi TV (C) BANDAI ? WiZ 2004 Size: 5.4 x 2.8 x 1.2 inches