15-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 15-year government-bond yield was 2.22 percent on 24 September 2025, compared to 2.24 on 22 September 2025.
Sample. There are 8,361 records in the daily series presented in the figure above. The time span covered by the series goes from August 1991 to September 2025.
History. Check out some descriptive statistics we calculated on the full sample: the yield had a mean of 1.86 percent; it peaked at 6.55 on 30 August 1991; it hit a trough of -0.15 on 8 July 2016.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2025-09-19 | 2.231 |
| 2025-09-22 | 2.244 |
| 2025-09-24 | 2.219 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 15-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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