Kawaguchi-machi, Kitauonuma-gun ,Niigata-ken
Postal Code: 949-7500
JIS code: 15441
with check digit: 154415
When there is not a mention, Kawaguchi-machi, Kitauonuma-gun,
Niigata-ken(aka: Niigata, Niigata-ken, Niigataken)
Niigata-ken(aka: Niigata, Niigata-ken, Niigataken)