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 1.80 percent on 14 May 2026, versus 1.79 on the previous day.
Sample. There are 13,215 observations in the daily series shown in the plot above. The series covers the period extending from September 1974 to May 2026.
History. Here’s a quick look at some statistics we calculated on the entire sample: the yield reached its 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 |
|---|---|
| 2026-05-12 | 1.78 |
| 2026-05-13 | 1.789 |
| 2026-05-14 | 1.8 |
Hint. One of the pros of our data visualization and download service is that we provide accurate metadata. Check it below to learn more about the characteristics of the time series that you are exploring.
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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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