Chūbu region
The Chūbu region, Central region, or Central Japan is a region in the middle of Honshū, Japan's main island. Chūbu has a population of 21,715,822 as of 2010. It encompasses nine prefectures: Aichi, Fukui, Gifu, Ishikawa, Nagano, Niigata, Shizuoka, Toyama, and Yamanashi.