{
  "schemaVersion": 1,
  "generatedAt": "2026-08-14",
  "sourceObservation": "data/seo/search-performance-observation-20260814.json",
  "period": {
    "from": "2026-07-18",
    "to": "2026-08-13"
  },
  "evaluation": {
    "status": "baseline-only",
    "observationDays": 27,
    "minimumObservationDays": 28,
    "observedStationPages": 75,
    "minimumObservedStationPages": 100,
    "note": "観測期間・対象ページ数が判断基準未満のため、個別駅の順位は作業仮説としてのみ使います。"
  },
  "totals": {
    "clicks": 41,
    "impressions": 3485,
    "ctrPercent": 1.2,
    "averagePosition": 37.9,
    "stationPagesWithImpressions": 75
  },
  "stationPriorities": [
    {
      "station": "金町",
      "stationPath": "/station/tokyo/tokyo-003191",
      "clicks": 0,
      "impressions": 9,
      "averagePosition": 7.6,
      "issueCodes": [],
      "score": 82,
      "action": "検索結果のタイトル・説明で、住所入力による地点確認と実浸水履歴を明示する",
      "evidenceLevel": "insufficient-sample"
    },
    {
      "station": "京急蒲田",
      "stationPath": "/station/tokyo/tokyo-004331",
      "clicks": 0,
      "impressions": 6,
      "averagePosition": 5.3,
      "issueCodes": [],
      "score": 73,
      "action": "検索結果のタイトル・説明で、住所入力による地点確認と実浸水履歴を明示する",
      "evidenceLevel": "insufficient-sample"
    },
    {
      "station": "十条",
      "stationPath": "/station/tokyo/tokyo-003218",
      "clicks": 1,
      "impressions": 5,
      "averagePosition": 9.2,
      "issueCodes": [],
      "score": 45,
      "action": "流入を維持し、住所確認の完了率と比較保存率を観測する",
      "evidenceLevel": "insufficient-sample"
    },
    {
      "station": "鶯谷",
      "stationPath": "/station/tokyo/tokyo-003460",
      "clicks": 1,
      "impressions": 3,
      "averagePosition": 2.7,
      "issueCodes": [],
      "score": 39,
      "action": "流入を維持し、住所確認の完了率と比較保存率を観測する",
      "evidenceLevel": "insufficient-sample"
    },
    {
      "station": "若松河田",
      "stationPath": "/station/tokyo/tokyo-003623",
      "clicks": 1,
      "impressions": 2,
      "averagePosition": 6.5,
      "issueCodes": [],
      "score": 36,
      "action": "流入を維持し、住所確認の完了率と比較保存率を観測する",
      "evidenceLevel": "insufficient-sample"
    }
  ],
  "queryPriorities": [
    {
      "query": "地震 蒲田",
      "clicks": 0,
      "impressions": 1,
      "averagePosition": 6,
      "intent": "earthquake",
      "action": "該当駅ページの冒頭・タイトル・住所検索導線が検索意図へ即答しているか確認する"
    },
    {
      "query": "小岩 浸水",
      "clicks": 0,
      "impressions": 1,
      "averagePosition": 6,
      "intent": "water-risk",
      "action": "該当駅ページの冒頭・タイトル・住所検索導線が検索意図へ即答しているか確認する"
    },
    {
      "query": "金町浸水",
      "clicks": 0,
      "impressions": 1,
      "averagePosition": 9,
      "intent": "water-risk",
      "action": "該当駅ページの冒頭・タイトル・住所検索導線が検索意図へ即答しているか確認する"
    }
  ],
  "addressSearchMeasurementPolicy": {
    "privacy": "住所・座標・物件名は保存しない",
    "funnel": [
      "駅ページ表示",
      "住所確認開始",
      "住所確認完了または失敗",
      "契約前の3点から詳細を開く",
      "公式資料・事故や告知事項の掲載・比較保存・印刷へ進む"
    ],
    "events": [
      "address_decision_started",
      "address_decision_completed",
      "address_decision_failed",
      "address_decision_report_viewed",
      "address_decision_section_viewed",
      "address_decision_priority_opened",
      "address_decision_map_interacted",
      "address_decision_map_layer_changed",
      "address_decision_comparison_saved",
      "address_decision_property_profile_changed",
      "address_decision_official_source_opened",
      "address_decision_jikodb_opened",
      "address_decision_print_started"
    ],
    "metrics": {
      "completionRate": "完了数 / 開始数",
      "priorityOpenRate": "契約前の3点の詳細クリック数 / 完了数",
      "evidenceActionRate": "公式資料・掲載詳細・比較保存・印刷のいずれか / 完了数",
      "failureRate": "失敗数 / 開始数"
    },
    "decisionThresholds": {
      "minimumCompletedSearches": 30,
      "minimumPriorityActions": 15,
      "minimumObservationDays": 28,
      "minimumStationImpressions": 20
    },
    "rule": "完了検索30回・優先行動15回・28日・駅ページ20表示のいずれかを満たさない単位では、成功率や導線の優劣を断定しない。"
  }
}