[
  {
    "event_id": "FT-0906-001",
    "event_time": "2026-09-06T06:38:00+09:00",
    "time_semantics": "PERIOD_END",
    "time_label": "集計終了時刻",
    "actor": "気象庁・八丈島観測",
    "location": "八丈島",
    "category": "気象",
    "fact": "八丈島で06:38までの1時間降水量84.0mmを観測",
    "source_ids": "SR-JMA-OBS-0906-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "表示時刻は集計対象期間の終了時刻。"
  },
  {
    "event_id": "FT-0906-004",
    "event_time": "2026-09-06T10:45:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県",
    "category": "気象",
    "fact": "愛知県で線状降水帯発生により危険度が急上昇する可能性を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0906-003",
    "event_time": "2026-09-06T17:30:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉国道事務所",
    "location": "千葉県",
    "category": "道路",
    "fact": "風水害対策支部を設置し注意体制に入った",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0906-002",
    "event_time": "2026-09-06",
    "time_semantics": "DATE_ONLY",
    "time_label": "日付のみ",
    "actor": "国土交通省 関東地方整備局",
    "location": "関東地方",
    "category": "道路",
    "fact": "前線・台風第24号に伴う高速道路・国道の事前通行規制可能性を第1報として周知",
    "source_ids": "SR-KTR-ROAD-PREWARN-0906",
    "verification_status": "OFFICIAL_CONFIRMED",
    "verification_label": "公式資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-001",
    "event_time": "2026-09-07T00:10:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市若葉区千城台東3丁目39地先",
    "category": "道路",
    "fact": "若松町金親町線を通行止め",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "OFFICIAL_CONFIRMED",
    "verification_label": "公式資料確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": "開始時刻は更新前ページの保存記録に基づく。現行ページでは解除時刻へ更新。"
  },
  {
    "event_id": "FT-0907-002",
    "event_time": "2026-09-07T04:00:00+09:00",
    "time_semantics": "PERIOD_END",
    "time_label": "集計終了時刻",
    "actor": "気象庁",
    "location": "新島",
    "category": "気象",
    "fact": "新島で04:00までの12時間降水量249.0mm、24時間降水量364.0mmを観測",
    "source_ids": "SR-JMA-NIIJIMA-0907",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "表示時刻は集計対象期間の終了時刻。"
  },
  {
    "event_id": "FT-0907-003",
    "event_time": "2026-09-07T04:15:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "東京都新島村",
    "category": "気象",
    "fact": "東京都新島村にLevel 5土砂災害特別警報を発表",
    "source_ids": "SR-JMA-NIIJIMA-0907",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-004",
    "event_time": "2026-09-07T05:15:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "東京都新島村",
    "category": "気象",
    "fact": "新島村Level 5について報道発表資料を公表",
    "source_ids": "SR-JMA-NIIJIMA-0907",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-005",
    "event_time": "2026-09-07T05:40:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市若葉区",
    "category": "道路",
    "fact": "対象区間の通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-006",
    "event_time": "2026-09-07T07:52:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市緑区",
    "category": "道路",
    "fact": "対象区間の通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-007",
    "event_time": "2026-09-07T09:55:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市花見川区",
    "category": "道路",
    "fact": "通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-008",
    "event_time": "2026-09-07T11:21:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "成田線 我孫子―成田",
    "category": "交通",
    "fact": "この情報配信時点までに上り線は運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-NARITA-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-009A",
    "event_time": "2026-09-07T11:40:00+09:00",
    "time_semantics": "OBSERVATION",
    "time_label": "観測時刻",
    "actor": "千葉国道事務所",
    "location": "国道127号小浦区間",
    "category": "道路",
    "fact": "連続雨量が200mmを超過",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-009B",
    "event_time": "2026-09-07T11:40:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉国道事務所",
    "location": "千葉県",
    "category": "道路",
    "fact": "警戒体制に移行",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-010",
    "event_time": "2026-09-07T12:23:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "成田線 我孫子―成田",
    "category": "交通",
    "fact": "この情報配信時点までに下り線は運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-NARITA-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-011",
    "event_time": "2026-09-07T12:28:00+09:00",
    "time_semantics": "APPROXIMATE",
    "time_label": "概算時刻",
    "actor": "JR東日本",
    "location": "青梅線 青梅―奥多摩",
    "category": "交通",
    "fact": "12時28分頃に運転再開",
    "source_ids": "SR-JRE-ARCHIVE-OME-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-012A",
    "event_time": "2026-09-07T12:36:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "外房線 上総一ノ宮―誉田",
    "category": "交通",
    "fact": "この情報配信時点までに下り線は運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-SOTOBO-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-012B",
    "event_time": "2026-09-07T12:36:00+09:00",
    "time_semantics": "AS_OF",
    "time_label": "時点確認",
    "actor": "JR東日本",
    "location": "外房線 上総一ノ宮―誉田",
    "category": "交通",
    "fact": "12時36分配信時点では上り線は運転見合わせ継続",
    "source_ids": "SR-JRE-ARCHIVE-SOTOBO-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-013",
    "event_time": "2026-09-07T12:57:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "JR東日本",
    "location": "久留里線 木更津―上総亀山",
    "category": "交通",
    "fact": "終日運転見合わせと発表",
    "source_ids": "SR-JRE-ARCHIVE-KURURI-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-014",
    "event_time": "2026-09-07T13:57:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "JR東日本",
    "location": "内房線 君津―安房鴨川",
    "category": "交通",
    "fact": "終日運転見合わせと発表",
    "source_ids": "SR-JRE-ARCHIVE-UCHIBO-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-015",
    "event_time": "2026-09-07T13:57:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "JR東日本",
    "location": "外房線 上総一ノ宮―安房鴨川",
    "category": "交通",
    "fact": "終日運転見合わせと発表",
    "source_ids": "SR-JRE-ARCHIVE-SOTOBO-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-016",
    "event_time": "2026-09-07T14:20:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市若葉区",
    "category": "道路",
    "fact": "通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-017",
    "event_time": "2026-09-07T14:45:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "成田線 成田―銚子",
    "category": "交通",
    "fact": "この情報配信時点までに運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-NARITA-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-018",
    "event_time": "2026-09-07T15:50:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 道路管理",
    "location": "千葉市緑区",
    "category": "道路",
    "fact": "掲載対象区間の通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-019",
    "event_time": "2026-09-07T16:37:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "鹿島線 佐原―鹿島神宮",
    "category": "交通",
    "fact": "この情報配信時点までに運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-KASHIMA-SOBU-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0907-020",
    "event_time": "2026-09-07T16:48:00+09:00",
    "time_semantics": "NOT_LATER_THAN",
    "time_label": "遅くともこの時刻まで",
    "actor": "JR東日本",
    "location": "総武本線 佐倉―銚子",
    "category": "交通",
    "fact": "この情報配信時点までに運転再開済み",
    "source_ids": "SR-JRE-ARCHIVE-KASHIMA-SOBU-0907;STUB-JRE-0907",
    "verification_status": "ARCHIVE_ONLY",
    "verification_label": "第三者アーカイブ確認",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-001",
    "event_time": "2026-09-08T00:00:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉国道事務所",
    "location": "千葉県",
    "category": "道路",
    "fact": "警戒体制から注意体制へ移行",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-022",
    "event_time": "2026-09-08T04:12:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県",
    "category": "気象",
    "fact": "愛知県で線状降水帯発生により危険度が急上昇する可能性を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-002",
    "event_time": "2026-09-08T07:22:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象・防災機関",
    "location": "南房総市",
    "category": "気象",
    "fact": "南房総市のLevel 4土砂災害危険警報が解除",
    "source_ids": "SR-KTR-CHIBA-0906;STUB-MINAMIBOSO-L4-0908",
    "verification_status": "OFFICIAL_SECONDARY_ONLY",
    "verification_label": "OFFICIAL_SECONDARY_ONLY",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-003A",
    "event_time": "2026-09-08T09:00:00+09:00",
    "time_semantics": "AS_OF",
    "time_label": "時点確認",
    "actor": "千葉国道事務所",
    "location": "国道127号事前通行規制区間",
    "category": "道路",
    "fact": "道路パトロールの結果、異状なしを確認",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-003B",
    "event_time": "2026-09-08T09:00:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉国道事務所",
    "location": "千葉県",
    "category": "道路",
    "fact": "注意体制を解除",
    "source_ids": "SR-KTR-CHIBA-0906",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-004",
    "event_time": "2026-09-08T13:00:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "名古屋地方気象台",
    "location": "愛知県",
    "category": "気象",
    "fact": "大雨に関する説明会を開催",
    "source_ids": "SR-JMA-NAGOYA-NEWS-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-006",
    "event_time": "2026-09-08T15:46:00+09:00",
    "time_semantics": "PERIOD_END",
    "time_label": "集計終了時刻",
    "actor": "気象庁・蟹江観測",
    "location": "蟹江",
    "category": "気象",
    "fact": "蟹江で15:46までの1時間降水量74.5mmを観測",
    "source_ids": "SR-JMA-OBS-0906-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "表示時刻は集計対象期間の終了時刻。"
  },
  {
    "event_id": "FT-0908-005",
    "event_time": "2026-09-08T15:48:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県西部",
    "category": "気象",
    "fact": "今後3時間以内に線状降水帯が発生する可能性が高まっている旨を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609;STUB-JMA-XML-1548",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-007",
    "event_time": "2026-09-08T16:06:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県",
    "category": "気象",
    "fact": "線状降水帯による大雨災害危険度が急激に高まる可能性を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-008",
    "event_time": "2026-09-08T16:28:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県西部",
    "category": "気象",
    "fact": "線状降水帯による非常に激しい雨が同じ場所で降り続いている旨を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609;STUB-JMA-XML-1628",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-009",
    "event_time": "2026-09-08T16:30:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "名古屋市付近",
    "category": "気象",
    "fact": "16:20までの1時間に名古屋市付近で約100mmとして記録的短時間大雨情報を発表",
    "source_ids": "SR-TAHARA-JMA-RELAY-0908",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-010",
    "event_time": "2026-09-08T16:40:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "瀬戸市・春日井市・尾張旭市付近",
    "category": "気象",
    "fact": "16:30までの1時間に瀬戸・春日井・尾張旭市付近で各約100mmとして発表",
    "source_ids": "SR-TAHARA-JMA-RELAY-0908",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-011",
    "event_time": "2026-09-08T16:40:00+09:00",
    "time_semantics": "PERIOD_END",
    "time_label": "集計終了時刻",
    "actor": "気象庁・多治見観測",
    "location": "多治見",
    "category": "気象",
    "fact": "多治見で16:40までの1時間降水量93.0mmを観測し、観測史上1位を更新",
    "source_ids": "SR-JMA-OBS-0906-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "表示時刻は集計対象期間の終了時刻。"
  },
  {
    "event_id": "FT-0908-012",
    "event_time": "2026-09-08T16:53:00+09:00",
    "time_semantics": "PERIOD_END",
    "time_label": "集計終了時刻",
    "actor": "気象庁・名古屋観測",
    "location": "名古屋",
    "category": "気象",
    "fact": "名古屋で16:53までの1時間降水量104.5mmを観測し、1890年の統計開始以降の観測史上1位を更新",
    "source_ids": "SR-JMA-OBS-0906-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "表示時刻は集計対象期間の終了時刻。"
  },
  {
    "event_id": "FT-0908-013A",
    "event_time": "2026-09-08T17:15:00+09:00",
    "time_semantics": "AS_OF",
    "time_label": "時点確認",
    "actor": "名古屋市交通局",
    "location": "名古屋市",
    "category": "交通",
    "fact": "17:15現在、地下鉄全路線が運転見合わせ状態",
    "source_ids": "SR-NAGOYA-TB-01-0908;STUB-NAGOYA-TB-START",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "17:15は停止開始時刻ではなく状態確認時刻。"
  },
  {
    "event_id": "FT-0908-013B",
    "event_time": "2026-09-08T17:15:00+09:00",
    "time_semantics": "AS_OF",
    "time_label": "時点確認",
    "actor": "名古屋市交通局",
    "location": "名古屋市",
    "category": "交通",
    "fact": "17:15現在、市バス全系統が運転見合わせ状態",
    "source_ids": "SR-NAGOYA-TB-01-0908;STUB-NAGOYA-TB-START",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "17:15は停止開始時刻ではなく状態確認時刻。"
  },
  {
    "event_id": "FT-0908-014",
    "event_time": "2026-09-08T17:20:00+09:00",
    "time_semantics": "OBSERVATION",
    "time_label": "観測時刻",
    "actor": "河川管理・観測",
    "location": "瀬古基準観測所",
    "category": "河川",
    "fact": "瀬古で計画高水位超過状態を確認",
    "source_ids": "SR-JMA-SHONAI-L5-PRESS-0908",
    "verification_status": "OFFICIAL_POST_EVENT_CONFIRMED",
    "verification_label": "OFFICIAL_POST_EVENT_CONFIRMED",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-016",
    "event_time": "2026-09-08T18:10:00+09:00",
    "time_semantics": "OBSERVATION",
    "time_label": "観測時刻",
    "actor": "瀬古基準観測所",
    "location": "瀬古基準観測所",
    "category": "河川",
    "fact": "水位6.35mを観測。氾濫発生水位6.11mを超過",
    "source_ids": "SR-JMA-SHONAI-FC05-0908;STUB-SEKO-CROSSING",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "18:10に初めて6.11mへ到達したことは意味しない。"
  },
  {
    "event_id": "FT-0908-015",
    "event_time": "2026-09-08T18:20:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "庄内川",
    "category": "河川",
    "fact": "庄内川にLevel 5氾濫特別警報を発表",
    "source_ids": "SR-JMA-SHONAI-L5-PRESS-0908;STUB-SHONAI-FC04",
    "verification_status": "OFFICIAL_CONFIRMED",
    "verification_label": "公式資料確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": "第4号原電文は未取得。"
  },
  {
    "event_id": "FT-0908-017",
    "event_time": "2026-09-08T18:30:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "庄内川",
    "category": "河川",
    "fact": "庄内川洪水予報第5号を発表",
    "source_ids": "SR-JMA-SHONAI-FC05-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-018A",
    "event_time": "2026-09-08T18:30:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "瀬古基準観測所",
    "category": "河川",
    "fact": "瀬古が氾濫発生水位に到達している旨を発表",
    "source_ids": "SR-JMA-SHONAI-FC05-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-018B",
    "event_time": "2026-09-08T18:30:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "矢田川",
    "category": "河川",
    "fact": "矢田川では既に氾濫が発生している可能性がある旨を発表",
    "source_ids": "SR-JMA-SHONAI-FC05-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-019",
    "event_time": "2026-09-08T19:45:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "中部地方整備局・名古屋地方気象台",
    "location": "愛知県・庄内川",
    "category": "河川",
    "fact": "庄内川Level 5に関する合同記者会見を実施",
    "source_ids": "SR-JMA-NAGOYA-NEWS-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-020",
    "event_time": "2026-09-08T22:30:00+09:00",
    "time_semantics": "START_AT",
    "time_label": "開始時刻",
    "actor": "名古屋市交通局",
    "location": "名古屋市",
    "category": "交通",
    "fact": "22:30から地下鉄全路線で順次運転再開を開始",
    "source_ids": "SR-NAGOYA-TB-03-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0908-021",
    "event_time": "2026-09-08T22:30:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "名古屋市交通局",
    "location": "名古屋市",
    "category": "交通",
    "fact": "市バスは当日終日運転見合わせと公表",
    "source_ids": "SR-NAGOYA-TB-03-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0909-001",
    "event_time": "2026-09-09T00:40:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "庄内川",
    "category": "河川",
    "fact": "Level 5からLevel 2へ切替",
    "source_ids": "STUB-SHONAI-FC09",
    "verification_status": "PROVISIONAL_OFFICIAL_SECONDARY",
    "verification_label": "PROVISIONAL_OFFICIAL_SECONDARY",
    "original_status": "NOT_ACQUIRED",
    "notes": "原洪水予報未取得。"
  },
  {
    "event_id": "FT-0909-005",
    "event_time": "2026-09-09T02:40:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "庄内川河川事務所・名古屋地方気象台",
    "location": "庄内川",
    "category": "河川",
    "fact": "Level 2氾濫注意報を解除",
    "source_ids": "SR-JMA-SHONAI-FC10-0909",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0909-002",
    "event_time": "2026-09-09T05:05:00+09:00",
    "time_semantics": "ANNOUNCED_AT",
    "time_label": "発表時刻",
    "actor": "気象庁",
    "location": "愛知県",
    "category": "気象",
    "fact": "愛知県で線状降水帯発生により危険度が急上昇する可能性を発表",
    "source_ids": "SR-TOYOKAWA-JMA-RELAY-202609",
    "verification_status": "OFFICIAL_RELAY_CONFIRMED",
    "verification_label": "公式転送確認済",
    "original_status": "NOT_ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0909-003",
    "event_time": "2026-09-09T13:00:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "名古屋地方気象台",
    "location": "愛知県",
    "category": "気象",
    "fact": "大雨に関する説明会を開催",
    "source_ids": "SR-JMA-NAGOYA-NEWS-0908",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": ""
  },
  {
    "event_id": "FT-0909-004",
    "event_time": "2026-09-09T14:00:00+09:00",
    "time_semantics": "EXACT",
    "time_label": "実行・発生時刻",
    "actor": "千葉市 建設局土木部土木管理課",
    "location": "千葉市若葉区中野町",
    "category": "道路",
    "fact": "通行止めを解除",
    "source_ids": "SR-CHIBA-ROAD-0906;STUB-CHIBA-FLOOD",
    "verification_status": "PRIMARY_CONFIRMED",
    "verification_label": "一次資料確認済",
    "original_status": "ACQUIRED",
    "notes": "冠水解消時刻を意味しない。"
  }
]
