40-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 40-year government-bond yield stood at 3.68 percent on 9 April 2026, the same as on 8 April 2026.
Sample. The daily time series plotted above has 4,505 records overall. The time range covered by the series stretches from November 2007 to April 2026.
History. Here's a peek at a few descriptive statistics we calculated on the whole sample: the yield recorded its maximum of 3.90 percent on 20 January 2026; it reached its minimum of 0.07 on 6 July 2016; it had a mean of 1.63.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-04-07 | 3.739 |
| 2026-04-08 | 3.678 |
| 2026-04-09 | 3.678 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 40-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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