{"updated": "2026-09-19", "item": "おでん", "unit": "1kg", "item_code": "1893", "source": "総務省統計局 小売物価統計調査（動向編）", "source_url": "https://www.stat.go.jp/data/kouri/", "license": "CC BY 4.0（数値）", "method": "81市の調査価格の月ごとの中央値。40市以上で値がある月だけ", "comparable": true, "ratio": 1.568, "from": {"month": "2020-01", "yen": 468}, "to": {"month": "2026-07", "yen": 734}, "months": [{"month": "2020-01", "yen": 468}, {"month": "2020-02", "yen": 468}, {"month": "2020-03", "yen": 475}, {"month": "2020-09", "yen": 456}, {"month": "2020-10", "yen": 457}, {"month": "2020-11", "yen": 458}, {"month": "2020-12", "yen": 463}, {"month": "2021-01", "yen": 468}, {"month": "2021-02", "yen": 468}, {"month": "2021-03", "yen": 471}, {"month": "2021-09", "yen": 463}, {"month": "2021-10", "yen": 451}, {"month": "2021-11", "yen": 464}, {"month": "2021-12", "yen": 464}, {"month": "2022-01", "yen": 464}, {"month": "2022-02", "yen": 467}, {"month": "2022-03", "yen": 464}, {"month": "2022-09", "yen": 514}, {"month": "2022-10", "yen": 510}, {"month": "2022-11", "yen": 514}, {"month": "2022-12", "yen": 518}, {"month": "2023-01", "yen": 527}, {"month": "2023-02", "yen": 529}, {"month": "2023-03", "yen": 529}, {"month": "2023-09", "yen": 636}, {"month": "2023-10", "yen": 648}, {"month": "2023-11", "yen": 642}, {"month": "2023-12", "yen": 640}, {"month": "2024-01", "yen": 642}, {"month": "2024-02", "yen": 640}, {"month": "2024-03", "yen": 642}, {"month": "2024-09", "yen": 649}, {"month": "2024-10", "yen": 650}, {"month": "2024-11", "yen": 651}, {"month": "2024-12", "yen": 653}, {"month": "2025-01", "yen": 651}, {"month": "2025-02", "yen": 661}, {"month": "2025-03", "yen": 671}, {"month": "2025-09", "yen": 713}, {"month": "2025-10", "yen": 713}, {"month": "2025-11", "yen": 716}, {"month": "2025-12", "yen": 716}, {"month": "2026-01", "yen": 719}, {"month": "2026-02", "yen": 724}, {"month": "2026-03", "yen": 734}]}