{ "contentStorage": "postgres", "title": "Japan", "description": "An island nation in East Asia made up of 47 prefectures, with a developed rail network centered on the Shinkansen.", "url": "/en/places/japan.html", "entity": { "id": "place_japan_country", "type": "place", "title": "Japan", "slug": "japan", "summary": "An island nation in East Asia made up of 47 prefectures, with a developed rail network centered on the Shinkansen.", "status": "published", "categories": [ "category-geography", "category-history" ], "tags": [ "tag-admin-division" ], "sources": [ { "id": "ja-wiki", "title": "日本", "url": "https://ja.wikipedia.org/wiki/%E6%97%A5%E6%9C%AC", "locator": "日本語ウィキペディア・公式サイト, 2026-10-28確認" } ], "createdAt": "2026-10-28T00:00:00+08:00", "updatedAt": "2026-10-28T00:00:00+08:00", "updatedBy": "user:admin", "revision": 19, "body": "## Overview\n\nJapan is an island nation in East Asia comprising the four main islands of Hokkaido, Honshu, Shikoku and Kyushu plus some 14,000 islands. Its total area is about 378,000 km2 and its population about 120 million (2024). The capital is Tokyo; it is a constitutional monarchy with a parliamentary system.\n\n## Basic information\n\n- Capital: Tokyo\n- Total area: about 378,000 km2\n- Population: about 120 million (2024, 47 prefectures)\n- Climate: temperate monsoon (subarctic in Hokkaido, subtropical in Okinawa)\n- Language: Japanese\n- Currency: yen\n\n## Administrative divisions\n\nJapan consists of 47 prefectures (1 to, 1 do, 2 fu, 43 ken), grouped into eight regions: Hokkaido, Tohoku, Kanto, Chubu, Kansai, Chugoku, Shikoku and Kyushu.\n\n## Rail network\n\nJapan opened the world's first high-speed railway, the [[concept_japan_shinkansen_tokaido|Tokaido Shinkansen]], in 1964; the conventional and Shinkansen networks now total about 27,000 km. The Shinkansen network comprises the [[concept_japan_shinkansen_sanyo|Sanyo]], [[concept_japan_shinkansen_tohoku|Tohoku]], [[concept_japan_shinkansen_joetsu|Joetsu]], [[concept_japan_shinkansen_hokuriku|Hokuriku]], [[concept_japan_shinkansen_kyushu|Kyushu]], [[concept_japan_shinkansen_hokkaido|Hokkaido]] and [[concept_japan_shinkansen_nishikyushu|Nishi-Kyushu Shinkansen]] plus the Yamagata and Akita Mini-Shinkansen, operated by [[org_japan_jr_hokkaido|JR Hokkaido]], [[org_japan_jr_east|JR East]], [[org_japan_jr_central|JR Central]], [[org_japan_jr_west|JR West]], [[org_japan_jr_kyushu|JR Kyushu]] and [[org_japan_jr_shikoku|JR Shikoku]]. Urban areas are served by the [[concept_japan_rail_yamanote|Yamanote Line]], [[concept_japan_rail_osaka_loop|Osaka Loop Line]], [[concept_japan_rail_tokaido_main|Tokaido Main Line]], subways and buses.", "url": "/places/japan.html", "lang": "en", "availableLangs": [ "zh", "de", "en", "fr", "ja" ], "placeKind": "国", "coordinates": { "latitude": 36.2048, "longitude": 138.2529 }, "adminArea": "日本" }, "entities": null, "tags": [ { "id": "tag-admin-division", "slug": "admin-division", "name": "Administrative division", "description": "Provinces, prefectures and counties, with their historical evolution.", "names": { "ar": "تقسيم إداري", "de": "Verwaltungsgliederung", "en": "Administrative division", "es": "División administrativa", "fr": "Division administrative", "hi": "प्रशासनिक विभाजन", "id": "Pembagian administratif", "it": "Divisione amministrativa", "ja": "行政区画", "ko": "행정 구역", "ms": "Bahagian pentadbiran", "nl": "Bestuurlijke indeling", "pt": "Divisão administrativa", "ru": "Административное деление", "th": "เขตการปกครอง", "tr": "İdari bölüm", "vi": "Đơn vị hành chính", "zh": "行政区划", "zh-hant": "行政區劃" }, "descriptions": { "ar": "المقاطعات والولايات والمناطق على مختلف المستويات وتطورها التاريخي.", "de": "Provinzen, Präfekturen und Kreise sowie ihre historische Entwicklung.", "en": "Provinces, prefectures and counties, with their historical evolution.", "es": "Provincias, prefecturas y condados, y su evolución histórica.", "fr": "Provinces, préfectures et comtés, et leur évolution historique.", "hi": "प्रांत, प्रीफ़ेक्चर और ज़िले तथा उनका ऐतिहासिक विकास।", "id": "Provinsi, prefektur, dan kabupaten beserta perkembangan historisnya.", "it": "Divisioni a livello provinciale, prefettizio e distrettuale e la loro evoluzione storica.", "ja": "省・地・県各級の行政区画とその歴史的沿革。", "ko": "성·지·현 각급 행정 구역과 그 역사적 연혁.", "ms": "Wilayah peringkat provinsi, prefektur dan daerah serta perkembangan sejarahnya.", "nl": "Provincies, prefecturen en districten en hun historische ontwikkeling.", "pt": "Divisões provinciais, prefeituras e condados e a sua evolução histórica.", "ru": "Провинции, округа и уезды, а также их историческое развитие.", "th": "เขตการปกครองระดับมณฑล จังหวัด และอำเภอ ตลอดจนพัฒนาการทางประวัติศาสตร์", "tr": "İl, vilayet ve ilçe düzeyindeki idari birimler ve tarihsel gelişimi.", "vi": "Các cấp tỉnh, địa khu, huyện và quá trình phát triển lịch sử.", "zh": "省、地、县各级行政区及其历史沿革。", "zh-hant": "省、地、縣各級行政區及其歷史沿革。" }, "count": 38838 } ], "relations": [ { "id": "relation_tokyo_located_in_japan", "fromId": "place_japan_pref_tokyo", "relationType": "located_in", "toId": "place_japan_country", "sourceRefs": [ { "entityId": "place_japan_pref_tokyo", "sourceId": "ja-wiki" } ], "label": "Contains places", "targetId": "place_japan_pref_tokyo", "targetTitle": "Tokyo", "targetUrl": "/en/places/jp-pref-tokyo.html", "incoming": true }, { "id": "relation_kyoto_located_in_japan", "fromId": "place_japan_pref_kyoto", "relationType": "located_in", "toId": 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