Japan National Route 451
| National Route 451 | ||||
|---|---|---|---|---|
| 国道451号 | ||||
| Route information | ||||
| Length | 116.5 km (72.4 mi) | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 451 is a national highway of Japan connecting Rumoi, Hokkaido and Takikawa, Hokkaido in Japan, with a total length of 116.5 km (72.39 mi).