| Information | |
|---|---|
| Name | Shirasawamachi Iwamuro |
| Postal Code | 378-0123 |
| Cities | Numata |
| Prefectures | Gunma |
| Regions | Kanto |
| Place Type | town | Language | JA | HASC | JP.GM |
| Time zone | Asia/Tokyo |
| Daylight Saving Time | NOT APPLICABLE |
| Local Date |
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| Local Time |
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