Hokkaido | Aomori prefecture Akita prefecture Iwate prefecture | Miyagi prefecture Yamagata prefecture Fukushima prefecture | Ibaraki prefecture Tochigi prefecture Gunma prefecture Saitama prefecture Chiba prefecture Yamanashi prefecture Tokyo Metropolitan area Kanagawa prefecture | Niigata prefecture Nagano prefecture | Toyama Ishikawa prefecture Fukui prefecture | Speedster Gifu prefecture Shizuoka prefecture three-ply prefecture | Osaka (metropolitan area) Kyoto (metropolitan area) Shiga prefecture Nara prefecture Hyogo prefecture Wakayama prefecture | Okayama prefecture Hiroshima prefecture Yamaguchi prefecture Tottori prefecture Shimane | Kagawa prefecture Tokushima prefecture Ehime prefecture Kochi prefecture | Fukuoka prefecture Saga prefecture Nagasaki prefecture Kumamoto prefecture Ooita prefecture Miyazaki prefecture Kagoshima prefecture | Okinawa prefecture |