ISO 3166-2 codes for Japan

The names are spelled in accordance with ISO 3602 Romanization system, conventional spelling in brackets.

Coding list

 JP-23 Aiti (Aichi) 
 JP-05 Akita
 JP-02 Aomori
 JP-38 Ehime
 JP-21 Gihu  (Gifu) 
 JP-10 Gunma
 JP-34 Hirosima (Hiroshima)
 JP-01 Hokkaido
 JP-18 Hukui (Fukui) 
 JP-40 Hukuoka (Fukuoka) 
 JP-07 Hukusima (Fukushima) 
 JP-28 Hyogo
 JP-08 Ibaraki 
 JP-17 Isikawa (Ishikawa) 
 JP-03 Iwate
 JP-37 Kagawa
 JP-14 Kanagawa
 JP-39 Koti (Kochi)
 JP-43 Kumamoto
 JP-26 Kyoto
 JP-24 Mie
 JP-04 Miyaga
 JP-45 Miyazaki
 JP-20 Nagano
 JP-42 Nagasaki
 JP-29 Nara
 JP-15 Niigata
 JP-44 Oita
 JP-33 Okayama
 JP-47 Okinawa
 JP-27 Osaka
 JP-41 Saga
 JP-11 Saitama
 JP-25 Siga (Shiga) 
 JP-32 Simane (Shimane) 
 JP-22 Sizuoka (Shizuoka) 
 JP-12 Tiba (Chiba) 
 JP-09 Totigi (Tochigi) 
 JP-36 Tokusima (Tokushima) 
 JP-13 Tokyo 
 JP-31 Tottori 
 JP-16 Toyama
 JP-30 Wakayama
 JP-06 Yamagata
 JP-35 Yamaguti (Yamaguchi)
 JP-19 Yamanasi (Yamanashi) 

Decoding list

 JP-01 Hokkaido
 JP-02 Aomori
 JP-03 Iwate
 JP-04 Miyaga
 JP-05 Akita
 JP-06 Yamagata
 JP-07 Hukusima (Fukushima) 
 JP-08 Ibaraki 
 JP-09 Totigi (Tochigi) 
 JP-10 Gunma
 JP-11 Saitama
 JP-12 Tiba (Chiba) 
 JP-13 Tokyo 
 JP-14 Kanagawa
 JP-15 Niigata
 JP-16 Toyama
 JP-17 Isikawa (Ishikawa) 
 JP-18 Hukui (Fukui) 
 JP-19 Yamanasi (Yamanashi) 
 JP-20 Nagano
 JP-21 Gihu  (Gifu) 
 JP-22 Sizuoka (Shizuoka) 
 JP-23 Aiti (Aichi) 
 JP-24 Mie
 JP-25 Siga (Shiga) 
 JP-26 Kyoto
 JP-27 Osaka
 JP-28 Hyogo
 JP-29 Nara
 JP-30 Wakayama
 JP-31 Tottori 
 JP-32 Simane (Shimane) 
 JP-33 Okayama
 JP-34 Hirosima (Hiroshima)
 JP-35 Yamaguti (Yamaguchi)
 JP-36 Tokusima (Tokushima) 
 JP-37 Kagawa
 JP-38 Ehime
 JP-39 Koti (Kochi)
 JP-40 Hukuoka (Fukuoka) 
 JP-41 Saga
 JP-42 Nagasaki
 JP-43 Kumamoto
 JP-44 Oita
 JP-45 Miyazaki
 JP-47 Okinawa