Outline of Kamishinetsu Michi

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Joshinetsu Road Route Map

※ SIC: Smart IC

Kamishinetsu Michidata

current situation

As of March, 2019 (traffic volume, toll revenue results in fiscal 2020)

Total extension (km)


Gunma Prefecture 59 km, Nagano Prefecture 111 km,
Niigata Prefecture 33km

Traffic volume (passage number / day)


Charge income (thousand yen / day)

105,776Thousand yen

Number of interchanges

22Place(Including 3 smart ICs)

Number of service areas and parking areas


Ayumi until Kamishinetsu way opening

Ayumi until opening

October 30, 1999 (1999)
The state of Joetsu JCT at the time of the whole period, the whole monument unveiling ceremony, the state of the potting ceremony

1980.7.17July 17 1980 (Showa 55)

Fujioka JCT-Fujioka IC opened (Gunma Prefecture)

1993.3.25March 25, 1993 (Heisei 1993)

Shiroi JCT-Susaka Nagano East IC Opened (Nagano Prefecture)

1993.3.27March 27, 1993 (Heisei 1993)

Fujioka IC-Saku IC opened (Gunma Prefecture, Nagano Prefecture)

1995.11.7November 7, 1995 (Heisei 7)

Saku IC-Komoro IC opened (Nagano)

1995.11.30November 30, 1995 (Heisei 7)

Sakanahono IC-Shinshu Nakano IC opened (Nagano Prefecture)

1996.11.14November 14th, 1996 (Heisei 8)

Komoro IC-Shiroi JCT opened (Nagano Prefecture)

1997.10.16October 16, 1997 (Heisei 9)

Shinshu Nakano IC-Nakago IC opened (Nagano Prefecture, Niigata Prefecture)

1999.10.30October 30, 1999 (1999)

Nakago IC-Joetsu JCT (Niigata Prefecture)

Kamishinetsu way whole line opening