National Route 140 is a national highway of Japan connecting Kumagaya, Saitama and Fujikawa, Yamanashi in Japan, with a total length of 146.6 km (91.1 mi).
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| 国道140号 | ||||
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 Route 140 in Kumagaya | ||||
| Route information | ||||
| Length | 150.4 km[1] (93.5 mi) | |||
| Existed | 1953–present | |||
| Major junctions | ||||
| South end |  National Route 52 in Fujikawa, Yamanashi | |||
| North end |   National Route 17 / National Route 407 in Kumagaya | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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The route includes the Karisaka Tunnel, first opened in 1998 and at 6.225 km (3.868 mi) is the fifth-longest road tunnel in Japan.Because it is the main road connecting Saitama and Yamanashi, both prefectures are developing the Nishikanto Road.[2]
See also
References
Wikimedia Commons has media related to Route 140 (Japan).