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 3.23 percent on 22 June 2026, compared to 3.22 on 19 June.
Sample. The daily time series displayed in the chart has 8,540 data points overall. The period covered by the series is from August 1991 to June 2026.
History. Here's a peek at some summary statistics computed on the full sample: the yield had a mean of 1.88 percent; it hit a maximum of 6.55 on 30 August 1991; it recorded a minimum of -0.15 on 8 July 2016.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-06-18 | 3.19 |
| 2026-06-19 | 3.216 |
| 2026-06-22 | 3.231 |
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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) |
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