The Tamagotchi is a handheld digital pet created in 1996 by Aki Maita and sold by Bandai. Over 70 million Tamagotchis have been sold as of 2008. The Tamagotchi is housed in a small and simple egg-shaped computer. Three buttons (A, B, and C) allow the user to select and perform an activity, including:
Feeding the Tamagotchi a piece of food or a snack.
Playing games with the Tamagotchi.
Cleaning up a Tamagotchi's waste.
Checking its age, discipline, hunger, happiness and other statistics.