is a river in
Shinhidaka,
Hokkaidō
is the second-largest island of Japan and comprises the largest and northernmost prefecture, making up its own region. The Tsugaru Strait separates Hokkaidō from Honshu; the two islands are connected by railway via the Seikan Tunnel.
The ...
,
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
. The Shizunai River drains from the
Hidaka Mountains
The are a mountain range in southeastern Hokkaido, Japan. It runs from Mount Sahoro or Karikachi Pass in central Hokkaidō south, running into the sea at Cape Erimo. It consists of folded mountains that range from in height. Mount Poroshiri ...
into the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...
.
Etymology
The Shizunai River was known as Shibuchari and Shibechari. This name was derived from ''Shipe-ichan'', meaning "a salmon spawning place" in
Ainu.
[Nippon-Kichi](_blank)
静内川 Shizunai-gawa The Shizunai River, last access 26 May 2008
The name Shizunai is derived from the Ainu language and has three possible sources:
[, ]
* ''Shiputnai'' – A marsh at the origin of the Ainu.
* ''Shuttonai'' – A marsh with many grapes.
* ''Shutnai'' – A river at the foot of a mountain.
Course
The Shizunai River flows generally southwest from its headwaters in the Hidaka mountains at the confluence of the
Koikakushushibichari and
Koibokushushibichari rivers. It flows into , a reservoir created by the
Takami Dam
Takami Dam is a dam in Hokkaidō, Japan. It has an electrical generation output of 200MW.
History
The dam was constructed to control flooding of the Shizunai River and also to generate electricity. It was constructed by Kajima, Aoki Corporation ...
. Past the dam, the Shizunai river flows into . Past the Shizunai Dam, the river encounters Futa Dam before leaving the mountains for the flood plain. The river flows past the outlying communities of Shizunai before entering the Pacific Ocean just northwest of Shizunai harbor.
Natural history
The Shizunai River was designated as a wildlife protection area in 1965.
Whooper swan
The whooper swan ( /ˈhuːpə(ɹ) swɒn/ "hooper swan"; ''Cygnus cygnus''), also known as the common swan, is a large northern hemisphere swan. It is the Eurasian counterpart of the North American trumpeter swan, and the type species for the genu ...
s overwinter on the Shizunai River.
History
The Shizunai River basin was the home of the Ainu leader who led
Shakushain's revolt
The was an Ainu rebellion against Japanese authority on Hokkaidō between 1669 and 1672 in the Edo period. It was led by Ainu chieftain Shakushain against the Matsumae clan, who represented Japanese trading and governmental interests in the ...
against the Shogunate-era
Yamato people
The or David Blake Willis and Stephen Murphy-Shigematsu''Transcultural Japan: At the Borderlands of Race, Gender and Identity,'' p. 272: "Wajin," which is written with Chinese characters that can also be read "Yamato no hito" (Yamato person). ar ...
, especially the
Matsumae clan
The was a Japanese aristocratic family who were daimyo of Matsumae Domain, in present-day Matsumae, Hokkaidō, from the Azuchi–Momoyama period until the Meiji Restoration. They were given the domain as a march fief in 1590 by Toyotomi ...
, in the 1660s. In the
Edo period
The , also known as the , is the period between 1600 or 1603 and 1868 in the history of Japan, when the country was under the rule of the Tokugawa shogunate and some 300 regional ''daimyo'', or feudal lords. Emerging from the chaos of the Sengok ...
the region was used for
gold
Gold is a chemical element; it has chemical symbol Au (from Latin ) and atomic number 79. In its pure form, it is a brightness, bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal ...
mining.
Lists
List of bridges and dams
From river mouth to source:
*
*
*
*
*
*
*
*
*
List of (named) tributaries
From river mouth to source:
# Left —
# Right — Perari River
# Left — ''charcoal or coal mountain river''
# Left — Shunbetsu River
# Right — Poyoppusawa River
# Right — Pisenaisawa River
# Left — Penkeonikemushi River
# Left — Ponpanbetsu Creek
# Left — Penkebetsusawa River
# Left — Porokaunnai River
# Right — Ibetsusawa River
# Right — Abeunnai River
# Confluence Left — Koibokushuchchari, Right — Koikakushuppichari
References
* Brett L. Walker, The Conquest of Ainu Lands, University of California Press, Berkeley, 2001,
* , , , No year of publication.
Nippon-Kichi 静内川 Shizunai-gawa The Shizunai River, 12 July 2007, last access 26 May 2008
{{Rivers of Japan
Rivers of Hokkaido
Rivers of Japan