4-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 4-year government-bond yield was 2.18 percent on 17 September 2026, versus 2.17 on the previous day.
Sample. There are 13,303 observations overall in the daily series presented in the graph above. The period covered by the series stretches from September 1974 to September 2026.
History. Here's a glimpse of a few summary statistics computed on the whole sample: the yield registered a minimum of -0.38 percent on 25 September 2019; it hit a peak of 10.56 on 5 April 1980; it had a mean of 2.98.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-09-15 | 2.19700 |
| 2026-09-16 | 2.16900 |
| 2026-09-17 | 2.18000 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 4-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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