The is a small to medium breed of dog, mainly used as a companion dog (although they can be used as a watchdog). Standards (requirements) usually vary across the world for these dogs. Developed in Japan during the 1920s and 30s, they were bred by breeding some Spitz type dog breeds. The breed is recognized by most kennel clubs except the AKC. It is a new breed, however is growing in popularity due to their good temperament (behaviour).