20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily
This series is part of the dataset: Japan constant-maturity government-bond yield curve (Ministry of Finance)
Download Full Dataset (.xlsx)Latest updates. In Japan, the 20-year government-bond yield was 3.82 percent on 17 September 2026, compared to 3.84 on the previous day.
Sample. There are 9,829 data points in the daily series shown in the plot above. The series covers the time span stretching from December 1986 to September 2026.
History. Here's a peek at some summary statistics we calculated on the entire sample: the yield averaged 2.59 percent; it hit a trough of 0.02 on 6 July 2016; it reached its maximum of 7.75 on 26 September 1990.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-09-15 | 3.86500 |
| 2026-09-16 | 3.84100 |
| 2026-09-17 | 3.82400 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 20-year yield; Japan government bond yield curve |
| Country | Japan |
| Economic concept | Interest rate |
| Data type | Semiannually compounded interest rate |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Daily |
| Unit | Percentage points |
| Source | Japan Ministry of Finance |
| Source type | National source |
| Data licence | Public Data Licence |
| Measure type | Interpolated level (constant maturity; cubic spline) |
Series in the same data set
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