Mametchi (まめっち Mametchi) is a male adult Tamagotchi character who debuted on the original Tamagotchi, and has appeared on many versions since, serving as the series' mascot. Mametchi is in the Mame Family (まめ属 Mame Zoku) and his birthday is November 23, the same date as the release of the first Tamagotchi. On almost every Tamagotchi model, he is the adult character obtained by having the healthiest care. His female counterpart is Chantotchi.
He is the main protagonist of the Tamagotchi anime series. He is kind hearted and very intelligent, making him very popular with the girls. He loves to create inventions that help others. He can build inventions very quickly but sometimes they don't go as planned and will explode instead. He is one of the smartest students in Tamagotchi School, enjoys playing soccer, and has a friendly rivalry with KuroMametchi.