{"updated": "2026-09-19", "item": "ワイシャツ", "unit": "1枚", "item_code": "5202", "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": 1.14, "from": {"month": "2020-01", "yen": 2882}, "to": {"month": "2026-07", "yen": 3285}, "months": [{"month": "2020-01", "yen": 2882}, {"month": "2020-02", "yen": 2881}, {"month": "2020-03", "yen": 2882}, {"month": "2020-04", "yen": 2770}, {"month": "2020-05", "yen": 2809}, {"month": "2020-06", "yen": 2845}, {"month": "2020-07", "yen": 2845}, {"month": "2020-08", "yen": 2816}, {"month": "2020-09", "yen": 2826}, {"month": "2020-10", "yen": 2845}, {"month": "2020-11", "yen": 2845}, {"month": "2020-12", "yen": 2845}, {"month": "2021-01", "yen": 2833}, {"month": "2021-02", "yen": 2849}, {"month": "2021-03", "yen": 2849}, {"month": "2021-04", "yen": 2845}, {"month": "2021-05", "yen": 2845}, {"month": "2021-06", "yen": 2849}, {"month": "2021-07", "yen": 2849}, {"month": "2021-08", "yen": 2849}, {"month": "2021-09", "yen": 2845}, {"month": "2021-10", "yen": 2845}, {"month": "2021-11", "yen": 2849}, {"month": "2021-12", "yen": 2849}, {"month": "2022-01", "yen": 2849}, {"month": "2022-02", "yen": 2839}, {"month": "2022-03", "yen": 2849}, {"month": "2022-04", "yen": 2849}, {"month": "2022-05", "yen": 2849}, {"month": "2022-06", "yen": 2849}, {"month": "2022-07", "yen": 2845}, {"month": "2022-08", "yen": 2820}, {"month": "2022-09", "yen": 2849}, {"month": "2022-10", "yen": 2849}, {"month": "2022-11", "yen": 2849}, {"month": "2022-12", "yen": 2842}, {"month": "2023-01", "yen": 2849}, {"month": "2023-02", "yen": 2860}, {"month": "2023-03", "yen": 2856}, {"month": "2023-04", "yen": 2878}, {"month": "2023-05", "yen": 2878}, {"month": "2023-06", "yen": 2878}, {"month": "2023-07", "yen": 2882}, {"month": "2023-08", "yen": 2882}, {"month": "2023-09", "yen": 2882}, {"month": "2023-10", "yen": 2981}, {"month": "2023-11", "yen": 2915}, {"month": "2023-12", "yen": 2915}, {"month": "2024-01", "yen": 2981}, {"month": "2024-02", "yen": 2926}, {"month": "2024-03", "yen": 3000}, {"month": "2024-04", "yen": 3009}, {"month": "2024-05", "yen": 3009}, {"month": "2024-06", "yen": 3000}, {"month": "2024-07", "yen": 3138}, {"month": "2024-08", "yen": 3106}, {"month": "2024-09", "yen": 3009}, {"month": "2024-10", "yen": 3009}, {"month": "2024-11", "yen": 3106}, {"month": "2024-12", "yen": 3169}, {"month": "2025-01", "yen": 3256}, {"month": "2025-02", "yen": 3249}, {"month": "2025-03", "yen": 3223}, {"month": "2025-04", "yen": 3278}, {"month": "2025-05", "yen": 3256}, {"month": "2025-06", "yen": 3249}, {"month": "2025-07", "yen": 3278}, {"month": "2025-08", "yen": 3249}, {"month": "2025-09", "yen": 3278}, {"month": "2025-10", "yen": 3278}, {"month": "2025-11", "yen": 3278}, {"month": "2025-12", "yen": 3278}, {"month": "2026-01", "yen": 3278}, {"month": "2026-02", "yen": 3252}, {"month": "2026-03", "yen": 3278}, {"month": "2026-04", "yen": 3282}, {"month": "2026-05", "yen": 3278}, {"month": "2026-06", "yen": 3278}, {"month": "2026-07", "yen": 3285}]}