The is a river located in Gunma Prefecture

Gunma Prefecture

is a prefecture of Japan located in the northwest corner of the Kantō region on Honshu island. Its capital is Maebashi.- History :The remains of a Paleolithic man were found at Iwajuku, Gunma Prefecture, in the early 20th century and there is a public museum there.Japan was without horses until...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. It is a branch of the Tone River

Tone River

The is a river in the Kantō region of Japan. It is in length and has a drainage area of...

 and the government of Japan classifies it as a Class 1 river. It generally flows in a south-easterly direction.

River communities

The river passes through or forms the boundary of the following communities:

Gunma Prefecture:

Takasaki

Takasaki, Gunma

is a city located in Gunma Prefecture, Japan.The city was founded on April 1, 1900.Takasaki is a regional transportation hub because its train station is the junction of several rail lines as well as a Shinkansen stop....

, Fujioka

Fujioka, Gunma

is a city in Gunma, Japan. The city's name means, "Wisteria Hill" in English, and is composed of the two kanji characters for "wisteria" and "Hill" ....

, Tamamura

Tamamura, Gunma

is a town located in Sawa District, Gunma, Japan.As of September 1, 2007, the town has an estimated population of 38,015 and a density of 1,470.03 persons per km²...

Nagano Prefecture

Nagano Prefecture

is a prefecture of Japan located in the Chūbu region of the island of Honshū. The capital is the city of Nagano.- History :Nagano was formerly known as the province of Shinano...

:

Saku

Saku, Nagano

is a city located in Nagano, Japan.Due to the refounding of Saku back on April 1, 2005, the city became the fifth city in Nagano Prefecture to go over 100,000...

Saitama Prefecture

Saitama Prefecture

is a prefecture of Japan located in the Kantō region of the island of Honshu. The capital is the city of Saitama.This prefecture is part of the Greater Tokyo Area, and most of Saitama's cities can be described as suburbs of Tokyo, to which a large amount of residents commute each day.- History...

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Kamisato

Kamisato, Nagano

was a town located in Shimoina District, Nagano, Japan.On June 1, 1993, Kamisato was merged into the city of Iida....

, Honjō

Honjo, Saitama

is a city located in Saitama Prefecture, Japan.As of May 1, 2011, the city has an estimated population of 81,267, with 32,685 households and a population density of 905.89 persons per km²...

Scenic areas

The river runs through the Karasugawa Ravine in Takasaki, which has hiking trails for visitors to access the river.