Areas Hokkaido Hokkaido Tohoku Region Tohoku Region Fukushima Kanto Region Kanto Region Gunma Saitama Chiba Tokyo Kanagawa Chubu Region Chubu Region Ishikawa Yamanashi Shizuoka Mie Aichi Kansai Region Kansai Region Kyoto Hyogo Wakayama Chugoku Region Chugoku Region Okayama Shikoku Region Shikoku Region Kagawa Ehime Kochi Okinawa Okinawa