Japan National Route 491
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| 国道491号 | |
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| Length: | 53.4 km (33.2 mi) |
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National highways of Japan Expressways of Japan |
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National Route 491 is a national highway of Japan. The highway connects Shimonoseki, Yamaguchi and Nagato, Yamaguchi. It has a total length of 53.4 kilometres (33.2 mi).
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