Ikuchi-jima (生口島, Ikuchijima) is one of the Geiyo Islands in the Seto Inland Sea, belonging to Hiroshima Prefecture in Japan. Ikuchi-jima is administered as part of Onomichi city. The bridges connecting Ikuchi-jima to the mainland (Honshū) via Innoshima and to Shikoku via Ōmishima Island. The island's highest peak is Mount Kanno at 472.3 m (1,550 ft).

Ikuchi-jima
Native name:
生口島 Ikuchijima
IKUCHI - SHIMA Island 1947.jpg
Aerial photo of Ikuchi-jima in 1947
Ikuchi-jima is located in Japan
Ikuchi-jima
Ikuchi-jima
Location in Japan
Ikuchi-jima is located in Hiroshima Prefecture
Ikuchi-jima
Ikuchi-jima
Ikuchi-jima (Hiroshima Prefecture)
Geography
LocationSeto Inland Sea
Coordinates34°17′15.2″N 133°6′28.6″E / 34.287556°N 133.107944°E / 34.287556; 133.107944Coordinates: 34°17′15.2″N 133°6′28.6″E / 34.287556°N 133.107944°E / 34.287556; 133.107944
ArchipelagoGeiyo Islands
Area31.21 km2 (12.05 sq mi)
Length8.8 km (5.47 mi)
Width4.9 km (3.04 mi)
Coastline24 km (14.9 mi)
Highest elevation472.3 m (1549.5 ft)
Highest pointMount Kanno
Administration
Japan
PrefectureHiroshima Prefecture
CityOnomichi
Demographics
Population11000[1] (2006)
Pop. density352/km2 (912/sq mi)
Ethnic groupsJapanese

HistoryEdit

  • April 1, 1889, Ikuchi-juma was formally demarcated into Nishiikuchi-gun, Kitaikuchi-gun, Myōga-gun and Minamiikuchi-gun
  • April 1, 1937, Nishiikuchi-gun merged into Setoda.
  • April 1, 1944, Kitaikuchi-gun and Myōga-gun merged into Setoda.
  • April 1, 1955, Minamiikuchi-gun merged into Setoda.
  • July 27, 1970, Bridge connection to Takane Island opened.
  • December 8, 1991, Bridge connection to Innoshima and Ōmishima.
  • January 10, 2006, Setoda, along with the city of Innoshima, was merged into the expanded city of Onomichi

AttractionsEdit

  • Outdoor island-wide monument park
  • Hiking and cycling routes
  • Sunset-view beach hotels
  • Lemon orchards -Ikuchijima is known as "Lemon Island" in Japan.

ClimateEdit

Climate data for Ikuchi-jima (1991−2020 normals, extremes 1979−present)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 16.4
(61.5)
20.4
(68.7)
22.2
(72.0)
27.5
(81.5)
32.0
(89.6)
34.2
(93.6)
36.0
(96.8)
37.5
(99.5)
36.0
(96.8)
33.0
(91.4)
23.9
(75.0)
20.9
(69.6)
37.5
(99.5)
Average high °C (°F) 9.5
(49.1)
9.9
(49.8)
13.0
(55.4)
18.1
(64.6)
22.9
(73.2)
26.0
(78.8)
30.0
(86.0)
31.9
(89.4)
28.3
(82.9)
22.8
(73.0)
17.2
(63.0)
11.9
(53.4)
20.1
(68.2)
Daily mean °C (°F) 5.7
(42.3)
5.8
(42.4)
8.6
(47.5)
13.4
(56.1)
18.1
(64.6)
21.8
(71.2)
25.9
(78.6)
27.5
(81.5)
24.1
(75.4)
18.6
(65.5)
12.9
(55.2)
8.0
(46.4)
15.9
(60.6)
Average low °C (°F) 1.6
(34.9)
1.3
(34.3)
3.8
(38.8)
8.5
(47.3)
13.4
(56.1)
18.2
(64.8)
22.5
(72.5)
24.0
(75.2)
20.6
(69.1)
14.6
(58.3)
8.7
(47.7)
3.8
(38.8)
11.8
(53.2)
Record low °C (°F) −4.7
(23.5)
−6.3
(20.7)
−4.0
(24.8)
−1.2
(29.8)
3.4
(38.1)
9.8
(49.6)
15.6
(60.1)
17.4
(63.3)
11.4
(52.5)
4.7
(40.5)
−0.6
(30.9)
−3.0
(26.6)
−6.3
(20.7)
Average precipitation mm (inches) 39.5
(1.56)
49.7
(1.96)
84.4
(3.32)
88.9
(3.50)
108.3
(4.26)
172.3
(6.78)
177.6
(6.99)
89.5
(3.52)
126.8
(4.99)
95.9
(3.78)
59.2
(2.33)
46.2
(1.82)
1,138.4
(44.82)
Average precipitation days (≥ 1.0 mm) 5.3 6.9 9.2 9.1 8.5 10.8 9.1 6.2 8.5 7.0 6.2 6.3 93.1
Mean monthly sunshine hours 141.9 140.1 177.0 192.1 206.5 149.7 189.9 220.7 163.7 169.8 146.2 140.8 2,047.1
Source: Japan Meteorological Agency[2][3]

See alsoEdit

  • This article incorporates material from Japanese Wikipedia page 生口島, accessed 11 June 2018

ReferencesEdit

  1. ^ 生口島 - Ikuchijima Island
  2. ^ 観測史上1~10位の値(年間を通じての値). JMA. Retrieved March 2, 2022.
  3. ^ 気象庁 / 平年値(年・月ごとの値). JMA. Retrieved March 2, 2022.