{
  "turf_pesticides": {
    "scope": "緑の安全推進協会の会員会社が報告した芝用途。ゴルフ専用・肥料全体・最終小売支出ではない。",
    "period": "農薬年度は前年10月〜当年9月",
    "history_respondents": "対象会員33〜28社。固定パネルと確認できない。",
    "historical_quantity_label": "ton、kg (原表表記)",
    "annual_quantity_label": "ton,kℓ (原表表記)",
    "quantity_caveat": "異なる剤型の数量集計。単純なトン換算や有効成分量・散布量・使用面積の推定には使わない。",
    "history": [
      {
        "year": 2015,
        "amount_jpy_million": 18725,
        "published_quantity": 2375,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2016,
        "amount_jpy_million": 18902,
        "published_quantity": 2437,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2017,
        "amount_jpy_million": 22101,
        "published_quantity": 2781,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2018,
        "amount_jpy_million": 18683,
        "published_quantity": 2381,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2019,
        "amount_jpy_million": 19859,
        "published_quantity": 2527,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2020,
        "amount_jpy_million": 19513,
        "published_quantity": 2450,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2021,
        "amount_jpy_million": 20229,
        "published_quantity": 2536,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2022,
        "amount_jpy_million": 20097,
        "published_quantity": 2604,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2023,
        "amount_jpy_million": 21602,
        "published_quantity": 2534,
        "source": "midori-history",
        "pdf_page": 34
      },
      {
        "year": 2024,
        "amount_jpy_million": 21715,
        "published_quantity": 2445,
        "source": "midori-history",
        "pdf_page": 34
      }
    ],
    "latest": {
      "year": 2025,
      "amount_jpy_million": 23266,
      "published_quantity": 2518,
      "respondents": 28,
      "published_amount_yoy_percent": 5.8,
      "published_quantity_yoy_percent": 2.9,
      "source": "midori-2025",
      "categories": [
        {
          "name": "殺虫剤",
          "amount_jpy_million": 2745,
          "published_quantity": 329
        },
        {
          "name": "殺菌剤",
          "amount_jpy_million": 7900,
          "published_quantity": 942
        },
        {
          "name": "除草剤",
          "amount_jpy_million": 11033,
          "published_quantity": 1062
        },
        {
          "name": "植物調節剤",
          "amount_jpy_million": 1172,
          "published_quantity": 51
        },
        {
          "name": "その他",
          "amount_jpy_million": 416,
          "published_quantity": 134
        }
      ]
    },
    "discontinuity": {
      "historical_2024_amount_jpy_million": 21715,
      "2025_amount_from_latest_table": 23266,
      "simple_comparison_yoy_percent": 7.142528206309007,
      "latest_table_yoy_percent": 5.8,
      "reason": "未確認。2024年度表と2025年度前年比の比較基準が整合しない。年次表は2024まで、2025は別枠で表示。"
    }
  },
  "sod_production": {
    "records": [
      {
        "year": 2021,
        "coverage": "全国",
        "area_a": 488588,
        "shipment_a": 352631,
        "amount_jpy_thousand": 7148390,
        "japanese_amount_jpy_thousand": 5884855,
        "western_amount_jpy_thousand": 1263535,
        "source": "maff-2021",
        "correction": "maff-2021-correction"
      },
      {
        "year": 2022,
        "coverage": "主産県",
        "japanese_shipment_a": 328200,
        "western_shipment_a": 21000,
        "amount_jpy_thousand": 7253800,
        "source": "maff-2022",
        "amount_method": "日本芝6265000＋西洋芝988800千円を合計。原表は全国合計を示さない。"
      },
      {
        "year": 2023,
        "coverage": "主産県",
        "area_a": 451800,
        "shipment_a": 315400,
        "amount_jpy_thousand": 6596000,
        "japanese_amount_jpy_thousand": 5687000,
        "western_amount_jpy_thousand": 908800,
        "source": "maff-2023",
        "correction": "maff-2023-correction"
      },
      {
        "year": 2024,
        "coverage": "全国",
        "area_a": 474200,
        "shipment_a": 321500,
        "amount_jpy_thousand": 7455000,
        "japanese_shipment_a": 301100,
        "western_shipment_a": 20400,
        "japanese_amount_jpy_thousand": 6369000,
        "western_amount_jpy_thousand": 1086000,
        "source": "maff-2024"
      }
    ],
    "scope": "生産者出荷、全用途。ゴルフ場向け割合、種子市場、施工費、管理受託費は含めた総額にしない。",
    "comparison": "全国同士の2021年と2024年を比較。2022・2023の主産県値を連続折れ線にしない。"
  },
  "maintenance_cost_comparison": {
    "research_date": "2026-10-24",
    "us_37_courses": {
      "source": "randa-maintenance-r17",
      "pdf_page": 7,
      "table": 2,
      "document_pdf_created": "2020-01-23",
      "survey_year": null,
      "n_courses": 37,
      "original_unit_label": "Average Cost per Acre",
      "period_note": "報告全体は年次維持予算を扱うが、表2に年額の再表示・標本年度・詳細配賦原票はない。原表表示を保存。",
      "acre_m2": 4046.8564224,
      "jpy_per_usd": 156.96,
      "fx_source": "boj-fx",
      "records": [
        {
          "area": "グリーン",
          "original_label": "Putting Greens",
          "usd_per_acre": 68469,
          "jpy_per_1000_m2": 2655615.4007624816,
          "ratio_to_fairways": 7.957810320781032,
          "green_cost_divided_by_area_cost": 1.0
        },
        {
          "area": "バンカー",
          "original_label": "Bunkers",
          "usd_per_acre": 40507,
          "jpy_per_1000_m2": 1571090.7569657196,
          "ratio_to_fairways": 4.707926545792654,
          "green_cost_divided_by_area_cost": 1.6903004418989311
        },
        {
          "area": "フェアウェイ",
          "original_label": "Fairways",
          "usd_per_acre": 8604,
          "jpy_per_1000_m2": 333711.8244484423,
          "ratio_to_fairways": 1.0,
          "green_cost_divided_by_area_cost": 7.957810320781032
        },
        {
          "area": "ティー",
          "original_label": "Tees",
          "usd_per_acre": 7902,
          "jpy_per_1000_m2": 306484.2906545318,
          "ratio_to_fairways": 0.9184100418410042,
          "green_cost_divided_by_area_cost": 8.664768413059985
        },
        {
          "area": "ラフ",
          "original_label": "Rough",
          "usd_per_acre": 1762,
          "jpy_per_1000_m2": 68340.33410950202,
          "ratio_to_fairways": 0.20478847047884705,
          "green_cost_divided_by_area_cost": 38.85868331441544
        }
      ],
      "limitation": "米国の少数標本。日本の現在の見積や全国平均ではない。面積を持たないため総額・予算占有率を推計しない。造成・改修費を加えない。"
    },
    "japan_mowing_labor_example": {
      "source": "kga-green-sustainability",
      "pdf_page": 25,
      "lecture_date": "2018-06-25",
      "lecture_source": "kga-sustainability02",
      "survey_year": null,
      "course_sample": null,
      "measure": "刈込における労務時間（人工）の割合",
      "green_percent": 57,
      "fairway_percent": 4,
      "limitation": "講習資料の掲載事例。標本・調査年度・刈込方式不明。総作業・総人件費・全管理費・全国平均には転用しない。米国資料の刈込労務の説明と統合しない。"
    },
    "unconfirmed": [
      "国内総管理費に占めるグリーンの割合",
      "日本全国の部位別標準単価",
      "同一コースの部位別複数年原価",
      "通常作業だけを統一定義して配賦した原票"
    ]
  }
}
