--- entity_id: city:jp:geonames:1859094 entity_type: city name: Koga country_code: JP country: Japan slug: koga-07-1859090 canonical_url: https://immigrationdb.com/cities/jp/koga-07-1859090/ json_url: https://immigrationdb.com/data/cities/jp/koga-07-1859090.json markdown_url: https://immigrationdb.com/data/cities/jp/koga-07-1859090.md mcp_uri: immigrationdb://city/jp/koga-07-1859090 snapshot_id: approved-static-8975a8c3d87026ab generated_at: 2026-09-14 last_verified: 2026-08-26 fact_count: 10 language_location_count: 0 employment_location_count: 0 city_intent_block_count: 0 usefulness_tier: useful indexable: true metric_dictionary_url: https://immigrationdb.com/data/metrics.json license_url: https://immigrationdb.com/about/copyright/ citation_schema: immigrationdb-citation-v1 citation_canonical_url: https://immigrationdb.com/cities/jp/koga-07-1859090/ citation_title: "Koga (JP-07), Japan: jobs, air quality, climate" citation_author: ImmigrationDB citation_publisher: ImmigrationDB citation_snapshot_id: approved-static-8975a8c3d87026ab citation_version: approved-static-8975a8c3d87026ab citation_retrieval_date: 2026-09-14 citation_build_date: 2026-09-14 citation_license_url: https://creativecommons.org/licenses/by/4.0/ --- # Koga Koga is a city in Japan. Koga had an unemployment rate of 3.82% in October 2020. ## Mobility Koga's nearest airport was FUK, 16 km away and offered 37 direct destinations. ## Climate Koga's monthly mean temperatures were 6.9°C in January and 27.4°C in July. Koga's monthly precipitation totalled 74.4 mm in January and 299.1 mm in July. Average monthly sunshine totalled 104.1 hours in January and 172.2 hours in July. ## Facts | Metric | metric_id | Value | Scope | Observed | Verified | Freshness | Lane | Source | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Unemployment rate | `unemployment_total_percent` | 3.82 % | parent_municipality | 2020-10-01 | 2026-08-06 | stale | verified | [1] | | PM2.5 — annual mean | `air_quality_pm25_annual_ug_m3` | 9.4 µg/m³ | city | 2023-12-31 | 2026-08-26 | stale | verified | [2] | | Average daytime high by month | `climate_monthly_high_c` | Jan 10.2 · Feb 11.6 · Mar 15 · Apr 19.9 · May 24.4 · Jun 27.2 · Jul 31.2 · Aug 32.5 · Sep 28.6 · Oct 23.7 · Nov 18.2 · Dec 12.6 °C | parent_municipality | 1991-12-31 | 2026-08-06 | stale | verified | [3] | | Average night-time low by month | `climate_monthly_low_c` | Jan 3.9 · Feb 4.4 · Mar 7.2 · Apr 11.5 · May 16.1 · Jun 20.3 · Jul 24.6 · Aug 25.4 · Sep 21.6 · Oct 16 · Nov 10.6 · Dec 5.8 °C | parent_municipality | 1991-12-31 | 2026-08-06 | stale | verified | [3] | | Average temperature by month | `climate_monthly_mean_c` | Jan 6.9 · Feb 7.8 · Mar 10.8 · Apr 15.4 · May 19.9 · Jun 23.3 · Jul 27.4 · Aug 28.4 · Sep 24.7 · Oct 19.6 · Nov 14.2 · Dec 9.1 °C | parent_municipality | 1991-12-31 | 2026-08-06 | stale | verified | [3] | | Average precipitation by month | `climate_monthly_precip_mm` | Jan 74.4 · Feb 69.8 · Mar 103.7 · Apr 118.2 · May 133.7 · Jun 249.6 · Jul 299.1 · Aug 210 · Sep 175.1 · Oct 94.5 · Nov 91.4 · Dec 67.5 mm | parent_municipality | 1991-12-31 | 2026-08-06 | stale | verified | [3] | | Average sunshine by month | `climate_monthly_sunshine_h` | Jan 104.1 · Feb 123.5 · Mar 161.2 · Apr 188.1 · May 204.1 · Jun 145.2 · Jul 172.2 · Aug 200.9 · Sep 164.7 · Oct 175.9 · Nov 137.3 · Dec 112.2 hours | parent_municipality | 1991-12-31 | 2026-08-06 | stale | verified | [3] | | Airport Direct Destinations Count | `airport_direct_destinations_count` | 37 count | city | 2026-08-03 | 2026-08-03 | fresh | verified | [4] | | Nearest Major Airport Distance Km | `nearest_major_airport_distance_km` | 16 km | city | 2026-08-03 | 2026-08-03 | fresh | verified | [5] | | Nearest Major Airport Iata | `nearest_major_airport_iata` | FUK | city | 2026-08-03 | 2026-08-03 | fresh | verified | [5] | Every row keeps the value, unit, geographic scope, observation date, verification date and the numbered source below. A missing metric means the city does not publish it; nothing is imputed. ## Language courses and integration - [Japanese Language Education Program for Foreigners Living in Japan](https://www.bunka.go.jp/english/policy/japanese_language/education/) — State Language Course · Agency for Cultural Affairs · Japanese · checked 2026-08-10 These are country-level programmes, not proof of a course location in this city. ## Public employment service - [Hello Work](https://www.hellowork.mhlw.go.jp/) — Job Search This is a country-level service, not proof of a physical office in this city. ## Healthcare access Migrants can receive medical care in Koga when the country-wide insurance or residence conditions are met. City capacity facts do not determine personal eligibility. - Public healthcare access for foreign residents: Conditional — [official source](https://www.mhlw.go.jp/general/seido/dl/english.pdf) ## Country-wide rules Visa, benefit, tax and healthcare eligibility rules are published on the [Japan country page](https://immigrationdb.com/countries/japan/). ## Sources 1. e-Stat 2020 Population Census — F. Labour, municipalities — Official source — https://www.e-stat.go.jp/stat-search/file-download?statInfId=000040306672&fileKind=0 2. tenbou.nies.go.jp — Official source — https://tenbou.nies.go.jp/download/ 3. WMO Climatological Normals 1991-2020 — station FUKUOKA — Official source — https://www.ncei.noaa.gov/data/oceans/archive/arc0216/0253808/1.1/data/0-data/Region-2-WMO-Normals-9120/Japan/CSV/Fukuoka_47807.csv 4. OpenFlights — Official source — https://raw.githubusercontent.com/jpatokal/openflights/master/data/routes.dat 5. OurAirports — Official source — https://davidmegginson.github.io/ourairports-data/airports.csv ## Cite This citation identifies the ImmigrationDB compilation/page. Underlying source publishers and datasets retain their own terms; inspect the Sources section and cite those records separately. ### APA ImmigrationDB. (2026, September 14). Koga (JP-07), Japan: jobs, air quality, climate [ImmigrationDB compilation; snapshot approved-static-8975a8c3d87026ab; version approved-static-8975a8c3d87026ab]. ImmigrationDB. https://immigrationdb.com/cities/jp/koga-07-1859090/ Retrieved 2026-09-14. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ ### BibTeX ```bibtex @misc{immigrationdb_immigrationdb_koga-jp-07-japan-jobs-air-quality-climate_17eb9295d99b, author = {ImmigrationDB}, title = {Koga (JP-07), Japan: jobs, air quality, climate}, publisher = {ImmigrationDB}, year = {2026}, date = {2026-09-14}, version = {approved-static-8975a8c3d87026ab}, snapshot = {approved-static-8975a8c3d87026ab}, url = {https://immigrationdb.com/cities/jp/koga-07-1859090/}, note = {Retrieved 2026-09-14. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/}, } ``` ### Markdown [Koga (JP-07), Japan: jobs, air quality, climate](https://immigrationdb.com/cities/jp/koga-07-1859090/) — ImmigrationDB; ImmigrationDB; snapshot approved-static-8975a8c3d87026ab; version approved-static-8975a8c3d87026ab; retrieved 2026-09-14; built 2026-09-14. - Citation schema: `immigrationdb-citation-v1` - Canonical URL: https://immigrationdb.com/cities/jp/koga-07-1859090/ - Title: Koga (JP-07), Japan: jobs, air quality, climate - Author: ImmigrationDB - Publisher: ImmigrationDB - Snapshot: `approved-static-8975a8c3d87026ab` - Version: `approved-static-8975a8c3d87026ab` - Retrieved: 2026-09-14 - Built: 2026-09-14 - Compilation license: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) ## Data - HTML: https://immigrationdb.com/cities/jp/koga-07-1859090/ - JSON: https://immigrationdb.com/data/cities/jp/koga-07-1859090.json - Markdown: https://immigrationdb.com/data/cities/jp/koga-07-1859090.md - MCP resource: immigrationdb://city/jp/koga-07-1859090 - Metric dictionary: https://immigrationdb.com/data/metrics.json - City shard index: https://immigrationdb.com/data/cities/index.json - Release catalog: https://immigrationdb.com/data/catalog.json