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Kozagawa, Wakayama

Kozagawa
古座川町
Town
View of Kozagawa
View of Kozagawa
Flag of Kozagawa
Flag
Official seal of Kozagawa
Emblem
Location of Kozagawa in Wakayama Prefecture
Location of Kozagawa in Wakayama Prefecture
Kozagawa is located in Japan
Kozagawa
Kozagawa
Location in Japan
Coordinates: 33°32′N 135°49′E / 33.533°N 135.817°E / 33.533; 135.817
CountryJapan
RegionKansai
PrefectureWakayama
DistrictHigashimuro
Government
 • MayorTakeo Takeda (since July 2008)
Area
 • Total
294.52 km2 (113.71 sq mi)
Population
 (November 1, 2021)
 • Total
2,537
 • Density8.6/km2 (22/sq mi)
Time zoneUTC+09:00 (JST)
City hall addressTakaike 673-2, Kozagawa-cho, Higashimuro-gun, Wakayama-ken 649-4104
ClimateCfa
WebsiteOfficial website
Symbols
BirdCettia diphone
FlowerPrunus jamasakura
TreeCryptomeria japonica
Kozagawa Town Hall
Kozagawa Ichimai-iwa

Kozagawa (古座川町, Kozagawa-chō) is a town located in Higashimuro District, Wakayama Prefecture, Japan. As of 1 November 2021, the town had an estimated population of 2,537 in 1415 households and a population density of 8.6 persons per km².[1] The total area of the town is 294.23 square kilometres (113.60 sq mi). The total area of Kozagawa is the second largest in Wakayama Prefecture. However, the population of Kozagawa Town is the second smallest in the prefecture.

Geography

Kozagawa is located in an inland area near the southernmost tip of the Kii Peninsula. The topography is forested and mountainous, with the forest area occupying about 90% of the total town area. The Koza River runs through the town from northwest to southeast and the settled areas are all along the floodplain of this river.

Neighboring municipalities

Wakayama Prefecture

Climate

Kozagawa has a Humid subtropical climate (Köppen Cfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Kozagawa is 14.8 °C (58.6 °F). The average annual rainfall is 3,591.2 mm (141.39 in) with July as the wettest month. The temperatures are highest on average in August, at around 25.6 °C (78.1 °F), and lowest in January, at around 4.2 °C (39.6 °F).[2] The area is subject to typhoons in summer.

Climate data for Kozagawa (1991−2020 normals, extremes 1979−present)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 20.7
(69.3) 		23.4
(74.1) 		25.9
(78.6) 		29.8
(85.6) 		32.1
(89.8) 		35.6
(96.1) 		37.3
(99.1) 		38.9
(102.0) 		35.8
(96.4) 		31.1
(88.0) 		25.6
(78.1) 		22.1
(71.8) 		38.9
(102.0)
Mean daily maximum °C (°F) 10.8
(51.4) 		12.1
(53.8) 		15.4
(59.7) 		20.1
(68.2) 		24.0
(75.2) 		26.2
(79.2) 		30.1
(86.2) 		31.2
(88.2) 		28.2
(82.8) 		23.4
(74.1) 		18.3
(64.9) 		13.1
(55.6) 		21.1
(69.9)
Daily mean °C (°F) 4.2
(39.6) 		5.2
(41.4) 		8.6
(47.5) 		13.3
(55.9) 		17.7
(63.9) 		21.2
(70.2) 		25.0
(77.0) 		25.6
(78.1) 		22.5
(72.5) 		17.2
(63.0) 		11.3
(52.3) 		6.2
(43.2) 		14.8
(58.7)
Mean daily minimum °C (°F) −1.0
(30.2) 		−0.5
(31.1) 		2.4
(36.3) 		7.0
(44.6) 		12.0
(53.6) 		16.9
(62.4) 		21.1
(70.0) 		21.6
(70.9) 		18.4
(65.1) 		12.5
(54.5) 		6.0
(42.8) 		0.9
(33.6) 		9.8
(49.6)
Record low °C (°F) −6.9
(19.6) 		−6.8
(19.8) 		−5.1
(22.8) 		−3.2
(26.2) 		0.9
(33.6) 		7.2
(45.0) 		14.0
(57.2) 		12.4
(54.3) 		7.3
(45.1) 		1.0
(33.8) 		−2.7
(27.1) 		−5.8
(21.6) 		−6.9
(19.6)
Average precipitation mm (inches) 113.4
(4.46) 		161.8
(6.37) 		262.7
(10.34) 		296.4
(11.67) 		315.1
(12.41) 		483.5
(19.04) 		505.9
(19.92) 		406.1
(15.99) 		461.0
(18.15) 		293.2
(11.54) 		179.8
(7.08) 		112.4
(4.43) 		3,591.2
(141.39)
Average precipitation days (≥ 1.0 mm) 6.7 8.2 11.4 11.1 11.4 15.6 14.5 13.6 13.8 11.4 8.5 6.6 132.8
Mean monthly sunshine hours 191.1 173.4 189.0 191.8 182.1 116.1 147.3 184.7 133.1 154.3 166.1 184.6 2,014.1
Source: Japan Meteorological Agency[3][2]

Demographics

Per Japanese census data,[4] the population of Kozagawa has decreased precipitously, and is now less than a third of what it was a century ago.

Historical population
YearPop.±%
1920 10,579—    
1930 9,730−8.0%
1940 9,135−6.1%
1950 10,127+10.9%
1960 8,599−15.1%
1970 6,078−29.3%
1980 5,030−17.2%
1990 4,193−16.6%
2000 3,726−11.1%
2010 3,103−16.7%

History

The area of the modern town of Kozagawa was within ancient Kii Province. With the establishment of the modern municipalities system on April 1, 1889, the following villages were formed:

  • Takaike Village (高池村) - (merger of Takagawara hamlet, Ikenoguchi hamlet, Ikenoyama hamlet, Kusu hamlet, Utsuki hamlet, Tsukinose hamlet, and Kashiyama hamlet).
  • Myojin Village (明神村) - (merger of Nakazaki hamlet, Aise hamlet, Tachiaigawa hamlet, Tsurugawa hamlet, Ichiburi hamlet, Oh'yanagi hamlet, Uruno hamlet, Tachiai hamlet, Shimonaka hamlet, Kawaguchi hamlet, Takase hamlet, Nukumi hamlet, and Mine hamlet).
  • Mitogawa Village (三尾川村) - (merger of Mitogawa hamlet, Nabera hamlet, Ohkawa hamlet, Nagaoi hamlet, Utsuo hamlet, Hinatagawa hamlet, and Kurozu hamlet).
  • Kogawa Village (小川村) - (merger of Choutsuo hamlet, Ohkuwa hamlet, Nishiakagi hamlet, Tagawa hamlet, Komorigawa hamlet, Uzutsui hamlet, Sarugawa hamlet, and Yamate hamlet).
  • Shichigawa Village (七川村) - (merger of Nishikawa hamlet, Shimotsuyu hamlet, Narukawa hamlet, Matsune hamlet, Hirai hamlet, Inodani hamlet, Sada hamlet, and Soinogawa hamlet).

In 1900, Takaike Village was promoted to town status. On March 31, 1956, Takaike Town, Myojin Village, Mitogawa Village, Kogawa Village, and Shichigawa Village merged and became Kozagawa Town.

Government

Kozagawa has a mayor-council form of government with a directly elected mayor and a unicameral city council of 10 members. Kozagawa collectively with the other municipalities of Higashimuro District contributes two members to the Wakayama Prefectural Assembly. In terms of national politics, the town is part of Wakayama 3rd district of the lower house of the Diet of Japan. The present town mayor is Takeo Takeda (武田丈夫) (2008- ).

Economy

The economy of Kozagawa is centered on forestry and agriculture. Because of warm and wet climate, from ancient times, good-quality woods, called "Kozagawa-Zai (古座川材)", have been produced.

Education

Kozagawa has three public elementary schools and two public middle schools operated by the town government. The town does not have a high school. Hokkaido University's Northern Biosphere Field Science Center Wakayama Research Forest is located in Kozagawa

Transportation

Railway

Kozagawa has no commercial passenger rail service. The nearest station is Koza Station of JR Kisei Main Line, located in Kushimoto.

Highways

Local attractions

  • Kozagawa-no-Ichimaiiwa Rock
  • Takinohai Falls
  • Maboroshi-no-taki Falls
  • Shichikawa Dam
  • Kozagawa Gorge
  • Hotsprings
    • Tsukinose Hotspring
    • Yunohana Hotspring

Notable people

References

  1. ^ "Kozagawa Town official statistics" (in Japanese). Japan.
  2. ^ a b 気象庁 / 平年値（年・月ごとの値）. JMA. Retrieved April 4, 2022.
  3. ^ 観測史上1～10位の値（年間を通じての値）. JMA. Retrieved April 4, 2022.
  4. ^ Kozagawa population statistics
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