Japan National Route 446
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|---|---|
| 国道446号 | |
| 国道446号 | |
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| Route information | |
| Length | 103.3 km (64.2 mi) |
| Location | |
| Country | Japan |
| Highway system | |
National Route 446 is a national highway of Japan connecting Hyuga, Miyazaki and Yunomae, Kumamoto in Japan, with a total length of 103.3 km (64.2 mi).
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