{"updated": "2026-09-19", "item": "いくら", "unit": "100g", "item_code": "1167", "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": 1.636, "from": {"month": "2020-01", "yen": 1416}, "to": {"month": "2026-07", "yen": 2317}, "months": [{"month": "2020-01", "yen": 1416}, {"month": "2020-02", "yen": 1362}, {"month": "2020-03", "yen": 1357}, {"month": "2020-04", "yen": 1415}, {"month": "2020-05", "yen": 1345}, {"month": "2020-06", "yen": 1382}, {"month": "2020-07", "yen": 1365}, {"month": "2020-08", "yen": 1351}, {"month": "2020-09", "yen": 1383}, {"month": "2020-10", "yen": 1361}, {"month": "2020-11", "yen": 1352}, {"month": "2020-12", "yen": 1400}, {"month": "2021-01", "yen": 1440}, {"month": "2021-02", "yen": 1485}, {"month": "2021-03", "yen": 1467}, {"month": "2021-04", "yen": 1473}, {"month": "2021-05", "yen": 1459}, {"month": "2021-06", "yen": 1519}, {"month": "2021-07", "yen": 1490}, {"month": "2021-08", "yen": 1519}, {"month": "2021-09", "yen": 1533}, {"month": "2021-10", "yen": 1531}, {"month": "2021-11", "yen": 1589}, {"month": "2021-12", "yen": 1646}, {"month": "2022-01", "yen": 1656}, {"month": "2022-02", "yen": 1683}, {"month": "2022-03", "yen": 1665}, {"month": "2022-04", "yen": 1665}, {"month": "2022-05", "yen": 1681}, {"month": "2022-06", "yen": 1738}, {"month": "2022-07", "yen": 1738}, {"month": "2022-08", "yen": 1718}, {"month": "2022-09", "yen": 1685}, {"month": "2022-10", "yen": 1746}, {"month": "2022-11", "yen": 1749}, {"month": "2022-12", "yen": 1786}, {"month": "2023-01", "yen": 1781}, {"month": "2023-02", "yen": 1821}, {"month": "2023-03", "yen": 1835}, {"month": "2023-04", "yen": 1822}, {"month": "2023-05", "yen": 1833}, {"month": "2023-06", "yen": 1882}, {"month": "2023-07", "yen": 1844}, {"month": "2023-08", "yen": 1844}, {"month": "2023-09", "yen": 1821}, {"month": "2023-10", "yen": 1790}, {"month": "2023-11", "yen": 1790}, {"month": "2023-12", "yen": 1785}, {"month": "2024-01", "yen": 1790}, {"month": "2024-02", "yen": 1735}, {"month": "2024-03", "yen": 1762}, {"month": "2024-04", "yen": 1760}, {"month": "2024-05", "yen": 1716}, {"month": "2024-06", "yen": 1669}, {"month": "2024-07", "yen": 1707}, {"month": "2024-08", "yen": 1731}, {"month": "2024-09", "yen": 1742}, {"month": "2024-10", "yen": 1735}, {"month": "2024-11", "yen": 1720}, {"month": "2024-12", "yen": 1761}, {"month": "2025-01", "yen": 1750}, {"month": "2025-02", "yen": 1857}, {"month": "2025-03", "yen": 1857}, {"month": "2025-04", "yen": 1895}, {"month": "2025-05", "yen": 1995}, {"month": "2025-06", "yen": 2036}, {"month": "2025-07", "yen": 1900}, {"month": "2025-08", "yen": 2000}, {"month": "2025-09", "yen": 1937}, {"month": "2025-10", "yen": 1957}, {"month": "2025-11", "yen": 1957}, {"month": "2025-12", "yen": 1953}, {"month": "2026-01", "yen": 2075}, {"month": "2026-02", "yen": 2138}, {"month": "2026-03", "yen": 2148}, {"month": "2026-04", "yen": 2150}, {"month": "2026-05", "yen": 2320}, {"month": "2026-06", "yen": 2248}, {"month": "2026-07", "yen": 2317}]}