Note: Prefectures are divided into the regional blocks as follows:
Hokkaido:Hokkaido
Tohoku:Aomori,Iwate,Miyagi,Akita,Yamagata,Fukushima,Niigata
Kanto:Ibaraki,Tochigi,Gunma,Saitama,Chiba,Tokyo,Kanagawa,Yamanashi
Northern Kanto:Ibaraki,Tochigi,Gunma,YamanashiChubu:Toyama,Ishikawa,Fukui,Nagano,Gifu,Shizuoka,Aichi,Mie
Tokyo Area:Saitama,Chiba,Tokyo,Kanagawa
Hokuriku:Toyama,Ishikawa,FukuiKinki:Shiga,Kyoto,Osaka,Hyogo,Nara,Wakayama
Nagoya Area:Gifu,Aichi,Mie
Kansai Area:Kyoto,Osaka,Hyogo,NaraChugoku:Tottori,Shimane,Okayama,Hiroshima,Yamaguchi