{
  "edition": "2026-11-07",
  "id": "doctor-yellow-922",
  "locale": "en",
  "url": "https://senroam.com/en/trains/doctor-yellow-922/",
  "name": "922 · Doctor Yellow · T3",
  "summary": "922 · Doctor Yellow · T3 · Inspection train. A 0-series-derived rounded front.",
  "type": "train",
  "questions": [
    {
      "id": "doctor-yellow-922-q1",
      "question": "Which yellow train am I looking at in Hakusan?",
      "answer": "Read the car number: 922-26. This is car 7 of T3, a set built in 1979 to inspect the Tōkaidō and San’yō lines between Tokyo and Hakata. T3 finished inspection work in 2005 when T5 took over. Hakusan is its home in preservation.",
      "evidence": [
        {
          "title": "「トレインパーク白山」でのドクターイエロー（Ｔ３編成）の車両展示について",
          "url": "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
          "publisher": "JR西日本・白山市",
          "lang": "ja",
          "date": "2025-01-30",
          "page": 1,
          "checked": "2026-11-07"
        },
        {
          "title": "「ドクターイエロー」922-26がトレインパーク白山に移設・展示開始",
          "url": "https://railf.jp/news/2025/06/24/000000.html",
          "publisher": "鉄道ファン・railf.jp",
          "lang": "ja",
          "date": "2025-06-24",
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
        "https://railf.jp/news/2025/06/24/000000.html"
      ]
    },
    {
      "id": "doctor-yellow-922-q2",
      "question": "Can a black-and-white photograph tell T2 from T3?",
      "answer": "Look along the side. T2 inherited the wide windows of an earlier production batch of the 0 series; T3 inherited the smaller windows of a later batch. A close photograph of T3’s cab-side crew door can also show its set code. Ask for that view if the image only shows the round nose.",
      "evidence": [
        {
          "title": "世界に誇る安全な新幹線を守ってきた「ドクターイエロー」の歩みを振り返る",
          "url": "https://www.tetsudo.com/report/481/",
          "publisher": "鉄道コム（栗原景）",
          "lang": "ja",
          "date": "2025-01-26",
          "page": null,
          "checked": "2026-11-07"
        },
        {
          "title": "新幹線 地上設備検測車 ドクターイエロー East i",
          "url": "https://kanorail.com/TEC/Kensoku_sya.htm",
          "publisher": "Kano鉄道局",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.tetsudo.com/report/481/",
        "https://kanorail.com/TEC/Kensoku_sya.htm"
      ]
    },
    {
      "id": "doctor-yellow-922-q3",
      "question": "Why is one car so short in photographs of T2?",
      "answer": "Car 5 was a dedicated track-measuring vehicle, numbered 921-11. Its 17.5 m body rode on three bogies. The seven-car set could inspect the track and electrical systems together at 210 km/h. The car number beginning 921 is therefore quite consistent with a photograph labelled “922 type, set T2.”",
      "evidence": [
        {
          "title": "世界に誇る安全な新幹線を守ってきた「ドクターイエロー」の歩みを振り返る",
          "url": "https://www.tetsudo.com/report/481/",
          "publisher": "鉄道コム（栗原景）",
          "lang": "ja",
          "date": "2025-01-26",
          "page": null,
          "checked": "2026-11-07"
        },
        {
          "title": "新幹線 地上設備検測車 ドクターイエロー East i",
          "url": "https://kanorail.com/TEC/Kensoku_sya.htm",
          "publisher": "Kano鉄道局",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.tetsudo.com/report/481/",
        "https://kanorail.com/TEC/Kensoku_sya.htm"
      ]
    },
    {
      "id": "doctor-yellow-922-q4",
      "question": "Why do older photographs put the same car in Nagoya?",
      "answer": "After storage at Hakata, JR West’s car 922-26 went on display at Nagoya’s SCMAGLEV and Railway Park in 2011. It subsequently made room for a cab car from the newer T4. Display of 922-26 began at Train Park Hakusan on 20 June 2025, in the ground-floor space beside the entrance.",
      "evidence": [
        {
          "title": "「トレインパーク白山」でのドクターイエロー（Ｔ３編成）の車両展示について",
          "url": "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
          "publisher": "JR西日本・白山市",
          "lang": "ja",
          "date": "2025-01-30",
          "page": 1,
          "checked": "2026-11-07"
        },
        {
          "title": "「ドクターイエロー」922-26がトレインパーク白山に移設・展示開始",
          "url": "https://railf.jp/news/2025/06/24/000000.html",
          "publisher": "鉄道ファン・railf.jp",
          "lang": "ja",
          "date": "2025-06-24",
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
        "https://railf.jp/news/2025/06/24/000000.html"
      ]
    }
  ],
  "sources": [
    {
      "url": "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
      "checked": "2026-11-07",
      "lang": "ja"
    },
    {
      "title": "「トレインパーク白山」でのドクターイエロー（Ｔ３編成）の車両展示について",
      "url": "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
      "publisher": "JR西日本・白山市",
      "lang": "ja",
      "date": "2025-01-30",
      "page": 1,
      "checked": "2026-11-07"
    },
    {
      "title": "「ドクターイエロー」922-26がトレインパーク白山に移設・展示開始",
      "url": "https://railf.jp/news/2025/06/24/000000.html",
      "publisher": "鉄道ファン・railf.jp",
      "lang": "ja",
      "date": "2025-06-24",
      "page": null,
      "checked": "2026-11-07"
    },
    {
      "title": "世界に誇る安全な新幹線を守ってきた「ドクターイエロー」の歩みを振り返る",
      "url": "https://www.tetsudo.com/report/481/",
      "publisher": "鉄道コム（栗原景）",
      "lang": "ja",
      "date": "2025-01-26",
      "page": null,
      "checked": "2026-11-07"
    },
    {
      "title": "新幹線 地上設備検測車 ドクターイエロー East i",
      "url": "https://kanorail.com/TEC/Kensoku_sya.htm",
      "publisher": "Kano鉄道局",
      "lang": "ja",
      "date": null,
      "page": null,
      "checked": "2026-11-07"
    }
  ],
  "detail": "Inspection train. A 0-series-derived rounded front.",
  "technical": {
    "record": [
      [
        "922 type · T3 only",
        "922形 · T3編成"
      ],
      [
        [
          "built",
          "1979",
          "1979",
          "t3"
        ],
        [
          "inspection",
          "Electrical equipment and track inspection while running",
          "走行中に電気設備・軌道設備を検測",
          "t3"
        ],
        [
          "ended",
          "Inspection runs ended in 2005",
          "2005年に検測走行終了",
          "t3"
        ]
      ]
    ],
    "sources": {
      "zero": [
        "日本車輌製造",
        "0系新幹線の主要諸元",
        "https://www.n-sharyo.co.jp/museum/tec0/tec0-spec.html",
        null,
        "主要諸元・2両ユニット"
      ],
      "history": [
        "日本車輌製造",
        "新幹線の変遷",
        "https://www.n-sharyo.co.jp/business/tetsudo/shinkansen/tec-mechanism.html",
        null,
        "車体材質・台車・制御装置"
      ],
      "300": [
        "日本車輌製造",
        "300系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrc300.htm",
        null,
        "交流電動機・アルミ車体"
      ],
      "500": [
        "日本車輌製造",
        "JR西日本500系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrw500.htm",
        null,
        "先頭長15 m・アルミハニカム車体"
      ],
      "700": [
        "日本車輌製造",
        "JR東海700系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrc700.htm",
        null,
        "アルミ中空形材・区間別速度"
      ],
      "hitachi": [
        "日立製作所",
        "新型高速新幹線電車",
        "https://www.hitachihyoron.com/jp/pdf/1997/02/1997_02_02.pdf",
        "1997-02",
        "表1・冊子154頁"
      ],
      "n700": [
        "JR東海",
        "N700系・N700A 車両のご案内",
        "https://railway.jr-central.co.jp/train/shinkansen/detail_01_01/index.html",
        null,
        "諸元"
      ],
      "n700early": [
        "日本車輌製造",
        "JR東海N700系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrcn700.htm",
        null,
        "開発時の主要諸元"
      ],
      "n700s": [
        "JR東海",
        "N700S 車両のご案内",
        "https://railway.jr-central.co.jp/train/shinkansen/n700s/index.html",
        null,
        "諸元"
      ],
      "sic": [
        "JR東海",
        "N700Sに採用する新技術について",
        "https://jr-central.co.jp/news/release/_pdf/000035165.pdf",
        "2017-09-28",
        "SiC素子駆動システム"
      ],
      "battery": [
        "JR東海",
        "N700S量産車の仕様および投入計画",
        "https://jr-central.co.jp/news/release/_pdf/000039300.pdf",
        "2019-01-25",
        "別紙4・バッテリ自走"
      ],
      "t3": [
        "JR西日本・白山市",
        "トレインパーク白山でのドクターイエロー（T3編成）の車両展示",
        "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
        "2025-01-30",
        "1頁"
      ],
      "t5": [
        "JR西日本",
        "ワタシたちの解体新書 ドクターイエロー",
        "https://www.jr-odekake.net/navi/the_last_run/project-t5/",
        null,
        "T5編成 基本DATA"
      ],
      "alfa": [
        "JR東日本",
        "JR EAST Technical Review No.65",
        "https://www.jreast.co.jp/development/tech/pdf_65/tech-65-05-15.pdf",
        "2020",
        "冊子9頁・ALFA-X主要諸元"
      ]
    }
  },
  "engineering": {
    "record": {
      "scope": {
        "en": "T3 inspection set · operator preservation record",
        "ja": "T3検測編成 · 事業者の保存資料"
      },
      "facts": [
        {
          "label": {
            "en": "Inspection territory",
            "ja": "検測区間"
          },
          "value": {
            "en": "Tōkaidō–San’yō · Tokyo–Hakata",
            "ja": "東海道・山陽新幹線・東京〜博多"
          },
          "sources": [
            "west:west-t3"
          ],
          "page": 1
        },
        {
          "label": {
            "en": "Preserved part of the train",
            "ja": "保存された車両"
          },
          "value": {
            "en": "Car 7; the display is one car from T3",
            "ja": "T3編成の7号車・編成のうち1両"
          },
          "sources": [
            "west:west-t3"
          ],
          "page": 1
        },
        {
          "label": {
            "en": "Design lineage",
            "ja": "設計の系譜"
          },
          "value": {
            "en": "Inspection train based on the 0 series",
            "ja": "0系をベースとする検査用車両"
          },
          "sources": [
            "west:west-t3museum"
          ]
        }
      ],
      "insights": [
        {
          "title": {
            "en": "What the surviving car represents",
            "ja": "保存車から編成の仕事を読む"
          },
          "text": {
            "en": "T3 checked both electrical and track infrastructure while running. Its surviving end car represents that wider measurement system; the preservation notice is not a traction or sensor specification.",
            "ja": "T3は走行しながら電気設備と軌道設備を検測していた。残された先頭車は編成全体の検測システムの一部であり、保存発表だけから駆動機器やセンサー諸元までは確定できない。"
          },
          "sources": [
            "west:west-t3"
          ],
          "page": 1
        }
      ],
      "gaps": [
        "Primary traction, gearing and sensor-resolution specifications remain unresolved. No 0-series passenger rating transferred to T3.",
        "Museum profile was available as indexed text; live site was in maintenance during this check."
      ]
    },
    "sources": {
      "west:west-t3": {
        "title": "「トレインパーク白山」でのドクターイエロー（T3編成）の車両展示について",
        "publisher": "JR西日本・白山市",
        "url": "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
        "date": "2025-01-30",
        "language": "ja",
        "locator": "p. 1; T3 inspection role and preserved car",
        "checked": "2026-11-07"
      },
      "west:west-t3museum": {
        "title": "トレインパークにドクターイエローがやってくる！",
        "publisher": "白山市立高速鉄道ビジターセンター",
        "url": "https://train-park.com/event/ドクターイエロー/",
        "date": null,
        "language": "ja",
        "locator": "プロフィール; indexed source text retrieved 2026-11-07, live page under maintenance",
        "checked": "2026-11-07"
      }
    },
    "checked": "2026-11-07"
  },
  "literature": []
}