Tokyo was the headquarters of cats.
Diabetes mellitus is a chronic disease in cats , whereby either insufficient insulin response or insulin resistance lead to persistently high blood glucose concentrations . Tokyo ( [ toːkjoː ] , [ langˈtoʊki.oʊ ] ) , officially Tokyo Metropolis , is the capital of Japan and one of its 47 prefectures . Formerly known as Edo , it has been the de facto seat of government since 1603 when Shogun Tokugawa Ieyasu made the city his headquarters .