Okaya-shi ,Nagano-kenNagano-ken in kanji

Postal Code: 394-0001
JIS code: 20204
with check digit: 202045
Imai, Okaya-shi,
Nagano-ken(aka: Nagano, Nagano-ken, Naganoken)
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Japan National Postal Code List ver.8.09a (2008-09-30 08:43:12 GMT) by Fabrice Co. http://www.fabrice.co.jp/