{"updated": "2026-09-19", "name": "さつまいも", "unit": "円/kg（中値。消費税込み）", "source": "東京都中央卸売市場日報（販売結果）", "license": "CC BY 4.0（数値）", "today": 351.0, "retail_avg_per_kg": null, "times": null, "by_market": {"豊洲": 280.8, "大田": 334.8, "豊島": 432.0, "淀橋": 434.8, "板橋": 367.2, "世田谷": 432.0, "北足立": 324.0, "多摩NT": 410.4, "葛西": 280.8}, "history": [{"date": "2026-09-18", "per_kg": 351.0, "samples": 20}, {"date": "2026-09-17", "per_kg": 351.0, "samples": 22}, {"date": "2026-09-15", "per_kg": 345.6, "samples": 20}, {"date": "2026-09-14", "per_kg": 318.6, "samples": 22}, {"date": "2026-09-12", "per_kg": 324.0, "samples": 22}, {"date": "2026-09-11", "per_kg": 313.2, "samples": 24}, {"date": "2026-09-10", "per_kg": 345.6, "samples": 23}, {"date": "2026-09-08", "per_kg": 356.4, "samples": 18}, {"date": "2026-09-07", "per_kg": 324.0, "samples": 23}, {"date": "2026-09-05", "per_kg": 329.4, "samples": 20}, {"date": "2026-09-04", "per_kg": 313.2, "samples": 20}, {"date": "2026-09-03", "per_kg": 334.8, "samples": 23}, {"date": "2026-09-01", "per_kg": 291.6, "samples": 20}, {"date": "2026-08-31", "per_kg": 345.6, "samples": 22}, {"date": "2026-08-29", "per_kg": 345.6, "samples": 21}, {"date": "2026-08-28", "per_kg": 302.4, "samples": 25}, {"date": "2026-08-27", "per_kg": 329.4, "samples": 24}, {"date": "2026-08-25", "per_kg": 291.6, "samples": 24}, {"date": "2026-08-24", "per_kg": 280.8, "samples": 23}, {"date": "2026-08-22", "per_kg": 329.4, "samples": 22}, {"date": "2026-08-21", "per_kg": 378.0, "samples": 19}, {"date": "2026-08-20", "per_kg": 378.0, "samples": 23}, {"date": "2026-08-18", "per_kg": 324.0, "samples": 19}, {"date": "2026-08-17", "per_kg": 318.6, "samples": 21}, {"date": "2026-08-13", "per_kg": 313.2, "samples": 23}, {"date": "2026-08-12", "per_kg": 324.0, "samples": 19}, {"date": "2026-08-10", "per_kg": 324.0, "samples": 23}, {"date": "2026-08-08", "per_kg": 280.8, "samples": 23}, {"date": "2026-08-07", "per_kg": 318.6, "samples": 20}, {"date": "2026-08-06", "per_kg": 302.4, "samples": 23}, {"date": "2026-08-04", "per_kg": 280.8, "samples": 21}, {"date": "2026-08-03", "per_kg": 302.4, "samples": 21}, {"date": "2026-08-01", "per_kg": 302.4, "samples": 22}]}