{
  "date": "2026-10-13",
  "unit": "percent",
  "yields": {
    "1Y": 1.657,
    "2Y": 1.928,
    "3Y": 2.067,
    "4Y": 2.241,
    "5Y": 2.371,
    "6Y": 2.486,
    "7Y": 2.606,
    "8Y": 2.76,
    "9Y": 2.891,
    "10Y": 3.019,
    "15Y": 3.553,
    "20Y": 3.841,
    "25Y": 4.091,
    "30Y": 4.064,
    "40Y": 4.061
  },
  "source": "Ministry of Finance Japan",
  "source_url": "https://www.mof.go.jp/english/policy/jgbs/reference/interest_rate/jgbcme.csv"
}