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

Latest updates. In Japan, the 4-year government-bond yield stood at 2.30 percent on 29 September 2026, versus 2.31 on the previous day.

Sample. In this daily time series, there are 13,308 observations. The time span covered by the series goes from September 1974 to September 2026.

History. Take a look at a few statistics we computed on the full sample: the yield had a mean value of 2.98 percent; it reached its minimum of -0.38 on 25 September 2019; it recorded its highest level of 10.56 on 5 April 1980.

Latest values

Date Value - Percentage points
2026-09-25 2.287
2026-09-28 2.311
2026-09-29 2.302

Nugget of wisdom. One of the pros of our data visualization and download service is that we provide accurate metadata. Check it below to learn more about the characteristics of the time series that you are exploring.

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Series Metadata

Field Value
Description 4-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 12660 1974-09-24 2026-09-29
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12947 1974-09-24 2026-09-29
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13232 1974-09-24 2026-09-29
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13308 1974-09-24 2026-09-29
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9947 1986-07-05 2026-09-29
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8606 1991-08-30 2026-09-29
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9834 1986-12-01 2026-09-29
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5513 2004-03-22 2026-09-29
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6631 1999-09-02 2026-09-29
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4619 2007-11-06 2026-09-29