National Route 140 shield
National Route 140
国道140号
Map
Route 140 Kumagaya city 1.JPG
Route 140 in Kumagaya
Route information
Length150.4 km[1] (93.5 mi)
Existed1953–present
Major junctions
South end National Route 52 in Fujikawa, Yamanashi
North end National Route 17 / National Route 407 in Kumagaya
Location
CountryJapan
Highway system
← National Route 139→ National Route 141

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).

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

  1. ^ "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 19 February 2020.
  2. ^ "西関東連絡道路".
Wikimedia Commons has media related to Route 140 (Japan).


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