there are pet in 15 anniversary tamagotchi!!
Look at the manual!
https://i59.photobucket.com/albums/g310/binary_pics/Tamagotchi-iD%20L%2015th%20Anniv%20ver%20instruction%20manual/29.jpg
Look at the manual!
https://i59.photobucket.com/albums/g310/binary_pics/Tamagotchi-iD%20L%2015th%20Anniv%20ver%20instruction%20manual/29.jpg