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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 stood at 1.48 percent on 24 September 2025, compared to 1.49 on 22 September.

Sample. There are 13,063 data points overall in the daily series shown in the chart above. The series covers the span of time going from September 1974 to September 2025.

History. Here's a snapshot of some statistics we computed on the entire sample: the yield had an average value of 3.38 percent; it reached a minimum of -0.39 on 29 August 2019; it reached its maximum of 10.94 on 8 April 1980.

Latest values

Date Value - Percentage points
2025-09-19 1.465
2025-09-22 1.486
2025-09-24 1.48

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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 12415 1974-09-24 2025-09-24
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12702 1974-09-24 2025-09-24
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12987 1974-09-24 2025-09-24
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13063 1974-09-24 2025-09-24
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9702 1986-07-05 2025-09-24
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8361 1991-08-30 2025-09-24
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9589 1986-12-01 2025-09-24
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5268 2004-03-22 2025-09-24
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6386 1999-09-02 2025-09-24
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4374 2007-11-06 2025-09-24