The Kai Ken, also known as the Tora Dog, is a Spitz type breed from Japan, where it is considered to be the purest, most ancient breed. The breed was developed as a hunting dog in the Kai district. Even in Japan, the breed is rare; its rank however is high, and it was designated a national monument in Japan in 1934.
The Kai Ken stands 17 to 22 inches tall and appears very strong. It has a medium-length harsh coat which is typically black or brindle. The breed has strong hocks and limbs, and its tail is generally curled over its back.
The breed is an excellent guard dog as well as a natural hunter and a loyal family pet. It is an intelligent breed and very friendly toward its family members. It can be reserved with strangers, which allows it to have excellent guarding abilities.