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15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily

Latest updates. In Japan, the 15-year government-bond yield was 2.93 percent on 31 March 2026, the same value recorded on the previous day.

Sample. There are 8,485 observations in the daily time series presented in the figure above. The period covered by the series stretches from August 1991 to March 2026.

History. Take a look at some descriptive statistics we computed on the full sample: the yield hit a minimum of -0.15 percent on 8 July 2016; it hit a peak of 6.55 on 30 August 1991; it had an average value of 1.87.

Latest values

Date Value - Percentage points
2026-03-27 2.915
2026-03-30 2.93
2026-03-31 2.927

Suggestion. One of the advantages of our data visualization and download service is that we publish accurate metadata. Check it below to gain insights on the attributes of the time series that you analyze.

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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)

Series in the same data set

Discover the other time series included in this data set.

Nominal yields

Series Name Observations Start Date End Date
1-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12539 1974-09-24 2026-03-31
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12826 1974-09-24 2026-03-31
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13111 1974-09-24 2026-03-31
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13187 1974-09-24 2026-03-31
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9826 1986-07-05 2026-03-31
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8485 1991-08-30 2026-03-31
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9713 1986-12-01 2026-03-31
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5392 2004-03-22 2026-03-31
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6510 1999-09-02 2026-03-31
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4498 2007-11-06 2026-03-31