Yahagi River
Encyclopedia
The is a river
that flows from Nagano Prefecture
's Mount Ōkawairi, through Gifu Prefecture
, and enters Mikawa Bay
from Aichi Prefecture
in Japan
. It is one of Japan's first-class rivers.
border with Aichi Prefecture between the cities of Ena
and Toyota
. Downstream, the Yahagifuru River (矢作古川 Yahagifuru-kawa) follows the original path of the river; however, the river's path was changed to its current one at the beginning of the Edo period
because of flooding. The river forms the border between the cities of Nishio
and Hekinan
when it flows into Mikawa Bay.
Gifu Prefecture
Aichi Prefecture
River
A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...
that flows from 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...
's Mount Ōkawairi, through Gifu Prefecture
Gifu Prefecture
is a prefecture located in the Chūbu region of central Japan. Its capital is the city of Gifu.Located in the center of Japan, it has long played an important part as the crossroads of Japan, connecting the east to the west through such routes as the Nakasendō...
, and enters Mikawa Bay
Mikawa Bay
thumb|right|Mikawa Bay Mikawa Bay is a bay to the south of Aichi Prefecture, Japan, surrounded by Chita Peninsula to the west and Atsumi Peninsula to the east and south. Its area is approximately 604 km2...
from Aichi Prefecture
Aichi Prefecture
is a prefecture of Japan located in the Chūbu region. The region of Aichi is also known as the Tōkai region. The capital is Nagoya. It is the focus of the Chūkyō Metropolitan Area.- History :...
in 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 one of Japan's first-class rivers.
Geography
After flowing south from Mount Ōkawairi, the river enters Gifu Prefecture and forms the prefecturalPrefectures of Japan
The prefectures of Japan are the country's 47 subnational jurisdictions: one "metropolis" , Tokyo; one "circuit" , Hokkaidō; two urban prefectures , Osaka and Kyoto; and 43 other prefectures . In Japanese, they are commonly referred to as...
border with Aichi Prefecture between the cities of Ena
Ena, Gifu
is a city located in the Tōnō region of Gifu Prefecture, Japan. As of July 2011, the city has an estimated population of 53,378. The total area is 504.19 km²....
and Toyota
Toyota, Aichi
is a city located in the Mikawa region of Aichi Prefecture, Japan, east of Nagoya.Toyota's main plant, the Tsutsumi plant, is located here. The longstanding ties between the Toyota Motor Corporation and the town of Toyota-shi, formerly known as Koromo, gave the town its current...
. Downstream, the Yahagifuru River (矢作古川 Yahagifuru-kawa) follows the original path of the river; however, the river's path was changed to its current one at the beginning of the Edo period
Edo period
The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....
because of flooding. The river forms the border between the cities of Nishio
Nishio, Aichi
is a city located in Aichi Prefecture, Japan. As of February 2011, the city has an estimated population of 165,443 and a population density of 1,030 persons per km². The total area is 160.34 km².-Geography:...
and Hekinan
Hekinan, Aichi
is a city located in Aichi, Japan.In 2010, the city has an estimated population of 73,317 including 3,757 foreigners. The density is about 2,020 people per km². The total area is .-History:...
when it flows into Mikawa Bay.
River Communities
Nagano Prefecture- NebaNeba, Naganois a village located in Shimoina District, Nagano Prefecture, Japan.As of 2003, the village has an estimated population of 1,289 and a density of 14.33 persons per km². The total area is 89.95 km².- History :...
, HirayaHiraya, Naganois a village located in Shimoina District, Nagano, Japan.As of 2003, the village has an estimated population of 645 and a density of 8.33 persons per km²...
(Shimoina DistrictShimoina District, Naganois a district located in Nagano Prefecture, Japan.As of May, 2008, the district has an estimated Population of 65,359 and a Density of 51.4 persons/km²...
)
Gifu Prefecture
- EnaEna, Gifuis a city located in the Tōnō region of Gifu Prefecture, Japan. As of July 2011, the city has an estimated population of 53,378. The total area is 504.19 km²....
Aichi Prefecture
- ToyotaToyota, Aichiis a city located in the Mikawa region of Aichi Prefecture, Japan, east of Nagoya.Toyota's main plant, the Tsutsumi plant, is located here. The longstanding ties between the Toyota Motor Corporation and the town of Toyota-shi, formerly known as Koromo, gave the town its current...
, OkazakiOkazaki, Aichiis a city located in Aichi Prefecture, Japan. As of August 2011, the city had an estimated population of 373,339 and a population density of 964 persons per km². The total area was 387.24 km².-Geography:...
, AnjōAnjo, Aichiis a city located in Aichi Prefecture, Japan. As of August 2011, the city had an estimated population of 179,614 and a population density of 2,090 persons per km²...
, NishioNishio, Aichiis a city located in Aichi Prefecture, Japan. As of February 2011, the city has an estimated population of 165,443 and a population density of 1,030 persons per km². The total area is 160.34 km².-Geography:...
, HekinanHekinan, Aichiis a city located in Aichi, Japan.In 2010, the city has an estimated population of 73,317 including 3,757 foreigners. The density is about 2,020 people per km². The total area is .-History:...