{
  "contentStorage": "postgres",
  "title": "Sanyo Shinkansen · Versions",
  "description": "The Sanyo Shinkansen connects Shin-Osaka and Hakata over 553.7 km with 19 stations and a maximum operating speed of 300 km/h; it through-runs with the Tokaido Shinkansen.",
  "url": "/en/concepts/jp-shinkansen-sanyo/versions.html",
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        "key": "line_termini",
        "value": "Shin-Osaka - Hakata"
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        "key": "line_opened",
        "value": "1972年3月15日"
      },
      {
        "key": "line_length",
        "value": "553.7km"
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      {
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        "value": "19"
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      {
        "key": "line_max_speed",
        "value": "300km/h"
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        "value": "West Japan Railway (JR West)"
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      {
        "key": "line_depots",
        "value": "Hakata General Depot, Okayama Depot"
      },
      {
        "key": "line_status",
        "value": "In operation"
      },
      {
        "key": "line_owner",
        "value": "Japan Railway Construction, Transport and Technology Agency (Shinkansen sections) / JR companies"
      },
      {
        "key": "line_last_extension",
        "value": "Extension: 1975-03-10"
      }
    ],
    "id": "concept_japan_shinkansen_sanyo",
    "type": "concept",
    "title": "Sanyo Shinkansen",
    "slug": "jp-shinkansen-sanyo",
    "summary": "The Sanyo Shinkansen connects Shin-Osaka and Hakata over 553.7 km with 19 stations and a maximum operating speed of 300 km/h; it through-runs with the Tokaido Shinkansen.",
    "status": "published",
    "categories": [
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    "tags": [
      "tag-rail"
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    "sources": [
      {
        "id": "ja-wiki",
        "title": "山陽新幹線",
        "url": "https://ja.wikipedia.org/wiki/%E5%B1%B1%E9%99%BD%E6%96%B0%E5%B9%B9%E7%B7%9A",
        "locator": "日本語ウィキペディア・公式サイト, 2026-10-28確認"
      },
      {
        "id": "jrwest-shinkansen-info",
        "title": "Shinkansen: JR Odekake Net",
        "author": "West Japan Railway Company (JR West)",
        "url": "https://www.jr-odekake.net/railroad/shinkansen/",
        "locator": "Official station selection for the Sanyo Shinkansen from Shin-Osaka to Hakata; checked 30 October 2026"
      }
    ],
    "createdAt": "2026-10-28T00:00:00+08:00",
    "updatedAt": "2026-10-30T16:52:35+08:00",
    "updatedBy": "user:admin",
    "revision": 55,
    "body": "## Overview\n\nThe Sanyo Shinkansen connects Shin-Osaka and Hakata over a route length of 553.7 km. It has 19 stations and a maximum operating speed of 300 km/h. It through-runs with the Tokaido Shinkansen; Nozomi trains take about four and a half hours between Tokyo and Hakata.[^ja-wiki]\n\n## Line data\n\n| Item | Details |\n| :--- | :--- |\n| Section | Shin-Osaka–Hakata |\n| Route length | 553.7 km |\n| Stations | 19 |\n| Maximum speed | 300 km/h |\n| Section openings | Shin-Osaka–Okayama: 15 March 1972; Okayama–Hakata: 10 March 1975 |\n| Operator | [[org_japan_jr_west|West Japan Railway Company (JR West)]] |\n\n## History\n\n- The Shin-Osaka–Okayama section opened on 15 March 1972.[^ja-wiki]\n- The Okayama–Hakata section opened on 10 March 1975, completing the route.[^ja-wiki]\n\n## Stations\n\nAll 19 stations, in order from Shin-Osaka to Hakata.[^jrwest-shinkansen-info]\n\n- Shin-Osaka\n- Shin-Kobe\n- Nishi-Akashi\n- Himeji\n- Aioi\n- Okayama\n- Shin-Kurashiki\n- Fukuyama\n- Shin-Onomichi\n- Mihara\n- Higashi-Hiroshima\n- Hiroshima\n- Shin-Iwakuni\n- Tokuyama\n- Shin-Yamaguchi\n- Asa\n- Shin-Shimonoseki\n- Kokura\n- Hakata",
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    "conceptKind": "rail_line"
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      "revision": 55,
      "updatedAt": "2026-10-30T16:53:12+08:00",
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      "key": "line_opened",
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      "value": "1972年3月15日"
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      "key": "line_last_extension",
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      "value": "Extension: 1975-03-10"
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    {
      "key": "line_length",
      "label": "Length",
      "value": "553.7km"
    },
    {
      "key": "line_stations",
      "label": "Stations",
      "value": "19"
    },
    {
      "key": "line_termini",
      "label": "Termini",
      "value": "Shin-Osaka - Hakata"
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      "key": "line_operator",
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      "value": "West Japan Railway (JR West)"
    },
    {
      "key": "line_owner",
      "label": "Owner",
      "value": "Japan Railway Construction, Transport and Technology Agency (Shinkansen sections) / JR companies"
    },
    {
      "key": "line_depots",
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      "value": "Hakata General Depot, Okayama Depot"
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