15 Amazing Facts About Shiba Inu You Probably Never Knew By Allen Abby - They have genetic ties that more closely link them to wolves and ancient dogs than breeds like the Labrador retriever or German shepherd. They are the national dog of Japan and considered to be a cultural treasure to the Japanese. Archaeologists have found the remains of dogs of a similar type, dating back to 4-3 centuries BC. Please follow and like us: