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

Latest updates. In Japan, the 20-year government-bond yield was 2.62 percent on 24 September 2025, versus 2.64 on 22 September.

Sample. There are 9,589 records overall in the daily time series displayed in the plot above. The time range covered by the series stretches from December 1986 to September 2025.

History. Here's a snapshot of a few statistics calculated on the entire sample: the yield reached its highest level of 7.75 percent on 26 September 1990; it reached its lowest level of 0.02 on 6 July 2016; it had an average value of 2.58.

Latest values

Date Value - Percentage points
2025-09-19 2.625
2025-09-22 2.64
2025-09-24 2.619

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Series Metadata

Field Value
Description 20-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