Tom, Tord, Matt and Edd are kitsune.

They have fox ears and 9 tails because they are kitsune. Kitsune live up to 1000 years, but look young. Kitsune are magical creatures. In addition to intelligence and cunning, they are endowed with magical abilities: they can create and control fire, inhabit people, create illusions that are indistinguishable from reality, and turn into people. Most often - in young girls, although sometimes you can see a man. 