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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 3.56 percent on 22 June 2026, versus 3.55 on 19 June 2026.

Sample. This daily time series has 9,768 data points. The time period covered by the series goes from December 1986 to June 2026.

History. Here's a peek at a few descriptive statistics computed on the whole sample: the yield reached its maximum of 7.75 percent on 26 September 1990; it recorded a bottom of 0.02 on 6 July 2016; it was equal on average to 2.59.

Latest values

Date Value - Percentage points
2026-06-18 3.512
2026-06-19 3.549
2026-06-22 3.563

Suggestion. To facilitate exploration, we categorize series into data sets and worksheets. If you look below, you will discover how we structured further material related to the statistics provided here.

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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 12594 1974-09-24 2026-06-22
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12881 1974-09-24 2026-06-22
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13166 1974-09-24 2026-06-22
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13242 1974-09-24 2026-06-22
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9881 1986-07-05 2026-06-22
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8540 1991-08-30 2026-06-22
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9768 1986-12-01 2026-06-22
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5447 2004-03-22 2026-06-22
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6565 1999-09-02 2026-06-22
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4553 2007-11-06 2026-06-22