Freely Downloadable Data Sets Updated Daily

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

Latest updates. In Japan, the 8-year government-bond yield was 1.84 percent on 25 December 2025, compared to 1.83 on 24 December.

Sample. There are 13,126 observations in the daily time series presented in the plot above. The series covers the time span extending from September 1974 to December 2025.

History. Have a look at some simple statistics we computed on the whole sample: the yield hit a trough of -0.39 percent on 29 August 2019; it recorded its maximum of 10.94 on 8 April 1980; it had a mean of 3.37.

Latest values

Date Value - Percentage points
2025-12-23 1.829
2025-12-24 1.834
2025-12-25 1.843

Tip. A benefit of our web site is that we give you complete metadata. Check it below to learn more about the properties of the series that you analyze.

Not for investment purposes. Data and analyses published on this web site are not meant for investment purposes or as a basis for financial-decision making. Users should obtain expert advice and perform their own independent due diligence before making any financial commitments.

Series Metadata

Field Value
Description 8-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 12478 1974-09-24 2025-12-25
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12765 1974-09-24 2025-12-25
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13050 1974-09-24 2025-12-25
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13126 1974-09-24 2025-12-25
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9765 1986-07-05 2025-12-25
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8424 1991-08-30 2025-12-25
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9652 1986-12-01 2025-12-25
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5331 2004-03-22 2025-12-25
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6449 1999-09-02 2025-12-25
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4437 2007-11-06 2025-12-25