{
  "edition": "2026-11-07",
  "id": "jrk-815",
  "locale": "zh-Hans",
  "url": "https://senroam.com/zh-Hans/trains/jrk-815/",
  "name": "815 · Kumamoto · 熊本",
  "summary": "815 · Kumamoto · 熊本 · Look for the red door sections against the aluminium body. The 815 debuted when the Kumamoto–Higo-Ōzu section of the Hōhi Main Line was electrified.",
  "type": "train",
  "questions": [],
  "sources": [
    {
      "url": "https://news.mynavi.jp/article/train2014-132/",
      "checked": "2026-11-07",
      "lang": "ja"
    }
  ],
  "detail": "Look for the red door sections against the aluminium body. The 815 debuted when the Kumamoto–Higo-Ōzu section of the Hōhi Main Line was electrified.",
  "technical": {
    "record": [
      [
        "815 · 1999",
        2,
        [
          "FSW aluminium double skin",
          "FSW接合・アルミダブルスキン"
        ],
        "815"
      ],
      [
        "815 · 1999",
        3,
        "IGBT",
        "815"
      ],
      [
        "815 · 1999",
        13,
        "A-train",
        "815"
      ]
    ],
    "sources": [
      {
        "id": "813",
        "title": "813系電車ロングシート化します",
        "publisher": "JR九州",
        "url": "https://www.jrkyushu.co.jp/news/__icsFiles/afieldfile/2023/11/30/231130_813_long-seat.pdf",
        "source_language": "ja",
        "effective_date": "2023-11-30",
        "locator": "§1",
        "supports": "Converted three-car set; 120 longitudinal and 28 box seats.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "815",
        "title": "社会・産業・家庭",
        "publisher": "日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/2000/01/2000_01_06.pdf",
        "source_language": "ja",
        "effective_date": "2000-01",
        "locator": "九州旅客鉄道株式会社納め815系電車",
        "supports": "A-train, FSW aluminium double-skin body, IGBT equipment; delivered June–September 1999.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "817",
        "title": "最近の鉄道車両 A-train",
        "publisher": "日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/2003/08/2003_08_02.pdf",
        "source_language": "ja",
        "effective_date": "2003-08",
        "locator": "Opening figure, 817系電車",
        "supports": "817 belongs to the A-train aluminium vehicle system.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "821",
        "title": "第8回グリーンボンド レポーティング",
        "publisher": "JR九州",
        "url": "https://www.jrkyushu.co.jp/company/ir/library/greenbond/pdf/241218_8th_greenbond_reporting_jp.pdf",
        "source_language": "ja",
        "effective_date": "2024-03-31",
        "locator": "821系車両新製",
        "supports": "SiC main circuit; March 2019 service entry Kokura–Arao.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "701",
        "title": "701系",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/local/701.html",
        "source_language": "ja",
        "effective_date": null,
        "locator": "車両紹介",
        "supports": "AC train; standard-gauge variants for mini-Shinkansen corridors.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "e127",
        "title": "E127系",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/local/e127.html",
        "source_language": "ja",
        "effective_date": null,
        "locator": "車両紹介",
        "supports": "Two-car minimum; three doors per side; semi-automatic door operation.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "e129",
        "title": "E129系",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/local/e129.html",
        "source_language": "ja",
        "effective_date": null,
        "locator": "基本情報・車両紹介",
        "supports": "DC; 110 km/h; E233 technology.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "e131",
        "title": "相模線E131系車両の概要",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/press/2021/yokohama/20210917_y1.pdf",
        "source_language": "ja",
        "effective_date": "2021-09-17",
        "locator": "別紙2 comparison table",
        "supports": "Sagami 4 cars 2M2T; Boso/Kashima 2 cars 1M1T; 2950 mm; stainless steel; 110 km/h; SiC VVVF, enclosed induction motors.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "e721",
        "title": "E721系",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/local/e721.html",
        "source_language": "ja",
        "effective_date": null,
        "locator": "基本情報・車両紹介",
        "supports": "120 km/h; 0,500,1000 subseries, lower passenger floor.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "ginza",
        "title": "東京メトロ 銀座線1000系 主要諸元",
        "publisher": "東京メトロ",
        "url": "https://www.tokyometro.jp/corporate/enterprise/passenger_rail/cars/working/ginza_1000/pdf/specifications.pdf",
        "source_language": "ja",
        "effective_date": "2023-03-31",
        "locator": "p.1, specification table",
        "supports": "Six cars; 16000 ×2598 ×3465 mm; PMSM, VVVF; 80 km/h design speed; 3.3 km/h/s acceleration.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      },
      {
        "id": "tram",
        "title": "フォトギャラリー",
        "publisher": "鹿児島市交通局",
        "url": "https://www.kotsu-city-kagoshima.jp/cust-photo/",
        "source_language": "ja",
        "effective_date": null,
        "locator": "1000形・7500形 vehicle specification tables",
        "supports": "7501–7504 dimensions and motor rating; 1011 dimensions.",
        "checked": "2026-11-07",
        "rights": "Consulted for facts. No source text or artwork redistributed."
      }
    ]
  },
  "engineering": {
    "record": {
      "scope": {
        "en": "Original 815-series production described by Hitachi in 2000.",
        "ja": "日立が2000年に紹介した815系新製仕様。"
      },
      "facts": [
        {
          "label": {
            "en": "Interior assembly",
            "ja": "内装組立"
          },
          "value": {
            "en": "Self-supporting outfitting modules accompany the double-skin body.",
            "ja": "ダブルスキン車体と自立型の艤装モジュールを組み合わせる。"
          },
          "sources": [
            "regional:reg-815-hitachi"
          ]
        },
        {
          "label": {
            "en": "Motor maintenance",
            "ja": "電動機保守"
          },
          "value": {
            "en": "New grease was introduced in the traction motors to reduce lifecycle maintenance cost.",
            "ja": "主電動機に新しいグリースを採用し、保守を含むライフサイクル費用低減を図る。"
          },
          "sources": [
            "regional:reg-815-hitachi"
          ]
        },
        {
          "label": {
            "en": "Original delivery",
            "ja": "新製納入"
          },
          "value": {
            "en": "Hitachi records deliveries from June to September 1999.",
            "ja": "日立の記録では1999年6～9月に納入。"
          },
          "sources": [
            "regional:reg-815-hitachi"
          ]
        }
      ],
      "insights": [
        {
          "title": {
            "en": "Modularity beyond assembly",
            "ja": "組立後にも生きるモジュール化"
          },
          "text": {
            "en": "Hitachi links modular outfitting to easier maintenance, refurbishment and eventual recycling.",
            "ja": "日立はモジュール化を、保守・更新・廃車時のリサイクルの容易さにも結び付けている。"
          },
          "sources": [
            "regional:reg-815-hitachi"
          ]
        }
      ],
      "gaps": [
        "Exact original motor rating and later equipment replacements require additional primary documentation."
      ]
    },
    "sources": {
      "regional:reg-815-hitachi": {
        "title": "社会・産業・家庭：815系電車",
        "publisher": "日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/2000/01/2000_01_06.pdf",
        "date": "2000-01",
        "language": "ja",
        "locator": "交通システム・九州旅客鉄道株式会社納め815系電車",
        "checked": "2026-11-07"
      }
    },
    "checked": "2026-11-07"
  },
  "literature": []
}