National Route 291 is a national highway of

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

connecting

Maebashi, Gunma is the capital city, capital Cities of Japan, city of Gunma Prefecture, in the northern Kantō region of Japan. , the city had an estimated population of 335,352 in 151,171 households, and a population density of 1100 persons per km2. The tot ...

and

Kashiwazaki, Niigata is a city located in Niigata Prefecture, Japan. , the city had an estimated population of 81,836 in 34,883 households, and a population density of 187 persons per km². The total area of the city was . Geography Kashiwazaki is located in a co ...

in Japan, with a total length of 161.6 km (100.41 mi). The route consists of the Nakayama Tunnel, a vehicular tunnel, replacing the former Nakayama Tunnel.

Route description

A section of National Route 291 in the town of Minakami in

Gunma Prefecture is a prefecture of Japan located in the Kantō region of Honshu. Gunma Prefecture has a population of 1,937,626 (1 October 2019) and has a geographic area of 6,362 km2 (2,456 sq mi). Gunma Prefecture borders Niigata Prefecture and Fukushima ...

is a

musical road A musical road is a road, or section of a road, which when driven over causes a tactile vibration and audible rumbling that can be felt through the wheels and body of the vehicle. This rumbling is heard within the car as well as the surroundin ...

References

National highways in Japan Roads in Gunma Prefecture Roads in Niigata Prefecture Musical roads in Japan {{Japan-road-stub