令和8年7月
令和8年6月
令和8年5月
令和8年4月
March 2020
December 2020
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Community interaction
A safety prayer ceremony was held for the construction of the Ryugatake Tunnel Ban-Etsu Expressway
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Community interaction
We held a PR event for the 4-lane expansion project at the roadside station "Aga no Sato" Agarina.
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Regional Exchange
We held an event at the roadside station "Aga no Sato" Agarina.
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Regional Exchange
I participated in the Tsugawa Fox wedding procession event.
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Regional Exchange
[A first for the Niigata four-lane project] A completion ceremony was held for the Hoshuzan Tunnel
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others
Niigata Area Expressway Four-Lane Project Website Launched