Shikoku Inu - The Shikoku Inu (四国犬) is an old dog breed from Japan that belongs to the Spitz breed, which includes the Shiba Inu and Akita Inu. Shikoku is descended from medium-sized canines that lived in ancient Japan and he was bred as a hunting dog. Shikoku's history claims that it has exceptional hunting skills, loyalty, and is a sort of dog that people nurture to enhance their lives.