1-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 1-year government-bond yield was 1.69 percent on 29 September 2026, as on the previous day.
Sample. In this daily time series, there are 12,660 observations in total. The time range covered by the series stretches from September 1974 to September 2026.
History. Here are a few descriptive statistics we computed on the entire sample: the yield reached a trough of -0.37 percent on 27 July 2016; it reached its highest level of 11.24 on 12 February 1975; it had a mean value of 2.49.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-09-25 | 1.652 |
| 2026-09-28 | 1.689 |
| 2026-09-29 | 1.692 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 1-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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