Kokubunji 国分寺市 | |
|---|---|
 Kokubunji City Hall | |
 Flag  Seal | |
 Location of Kokubunji in Tokyo | |
  Kokubunji | |
| Coordinates:35°42′39.4″N139°27′43.8″E / 35.710944°N 139.462167°E /35.710944; 139.462167 | |
| Country | Japan |
| Region | Kantō |
| Prefecture | Tokyo |
| First official record | 741 AD (official) |
| Town settled | December 11, 1940 |
| City settled | November 3, 1964 |
| Government | |
| • Mayor | Teppei Maruyama (since July 2025) |
| Area | |
• Total | 11.46 km2 (4.42 sq mi) |
| Population (March 2021) | |
• Total | 126,791 |
| • Density | 11,060/km2 (28,660/sq mi) |
| Time zone | UTC+9 (Japan Standard Time) |
| Symbols | |
| • Tree | Zelkova serrata |
| • Flower | Satsuki azalea |
| Phone number | 042-325-0111 |
| Address | 1-6-1 Tokura, Kokubunji-shi, Tokyo 185-8501 |
| Website | Official website |
Kokubunji (国分寺市,Kokubunji-shi) is acity located in thewestern portion of theTokyo Metropolis,Japan. As of 1 March 2021[update], the city had an estimatedpopulation of 126,791, and apopulation density of 11,000 persons per km2.[1] The total area of the city was 11.46 square kilometres (4.42 sq mi).
Kokubunji is located on theMusashino Terrace of western Tokyo, approximately in the geographic center of the Tokyo Metropolis. The city extends for about 5.68 kilometers east-to-west by about 3.86 kilometers north-to-south.
Kokubunji has ahumid subtropical climate (KöppenCfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Kokubunji is 14.0 °C. The average annual rainfall is 1647 mm, with September as the wettest month. The temperatures are highest on average in August (at around 25.5 °C) and lowest in January (at around 2.6 °C).[2]
Per Japanese census data,[3] the population of Kokubunji increased rapidly in the 1950s and 1960s and has continued to grow at a slower rate since then.
| Year | Pop. | ±% |
|---|---|---|
| 1920 | 4,618 | — |
| 1930 | 6,454 | +39.8% |
| 1940 | 9,324 | +44.5% |
| 1950 | 19,125 | +105.1% |
| 1960 | 39,098 | +104.4% |
| 1970 | 81,259 | +107.8% |
| 1980 | 91,010 | +12.0% |
| 1990 | 100,982 | +11.0% |
| 2000 | 111,404 | +10.3% |
| 2010 | 120,650 | +8.3% |
| 2020 | 129,242 | +7.1% |
The area of present-day Kokubunji was part of ancientMusashi Province, and was the site of theNara periodProvincial temple of that province. In the post-Meiji Restoration cadastral reform of 1878, the area became part ofKitatama District inKanagawa Prefecture. The village of Kokubunji was created on April 1, 1889, with the establishment of the modern municipalities system. Kitatama District was transferred to the administrative control of Tokyo Metropolis on April 1, 1893. Kokubunji was elevated to town status in 1940, and to city status on November 3, 1964.
Kokubunji has amayor-council form of government with a directly elected mayor and aunicameral city council of 22 members. Kokubunji, together with the city of Kunitachi, contributes two members to the Tokyo Metropolitan Assembly. In terms of national politics, the city is part ofTokyo 19th district of thelower house of theDiet of Japan.
Kokubunji is the home of theHitachi Central Research Laboratory, which contains one of the largest natural preserves in the area surrounding Tokyo.[4] TheRailway Technical Research Institute, the technical research company under theJapan Railways group of companies is also located in Kokubunji.
The city has one public high school,Kokubunji High School [ja], which is operated by theTokyo Metropolitan Government Board of Education.[5]
Kokubunji has ten public elementary schools and five public middle schools.[6]
Municipal junior high schools:[7]
Municipal elementary schools:[8]
There is also one private K-12 school, affiliated withWaseda University:Waseda Jitsugyo Primary, Junior High, and Senior High School [ja].
Tokyo Keizai University has a campus at Kokubunji.
Seibu Railway -Seibu Kokubunji Line
Seibu Railway -Seibu Tamako Line
Marion, South Australia, Australia[9]
Media related toKokubunji, Tokyo at Wikimedia Commons| International | |
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