Mr. Kokuban (黒板ティーチャKokuban Tīcha) is a male Tamagotchi teacher. He teaches language studies at Tamagotchi School. He is a possible customer in the Tamagotchi Corner Shop games. He can be seen in the Tamagotchi Connection Version 4 and Tamagotchi Connection Version 4.5 Tamatown. He has not appeared on any virtual pets.