Asahi-shi ,Chiba-kenChiba-ken in kanji

Postal Code: 289-2602
JIS code: 12215
with check digit: 122157
Iwai, Asahi-shi,
Chiba-ken(aka: Chiba, Chiba-ken, Chibaken)
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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/