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

Latest updates. In Japan, the 1-year government-bond yield was 1.04 percent on 12 February 2026, compared to 1.03 on 10 February 2026.

Sample. This daily series has 12,508 data points in total. The period covered by the series extends from September 1974 to February 2026.

History. Check out a few statistics computed on the full sample: the yield averaged 2.51 percent; it reached its lowest level of -0.37 on 27 July 2016; it reached a maximum of 11.24 on 12 February 1975.

Latest values

Date Value - Percentage points
2026-02-09 1.039
2026-02-10 1.031
2026-02-12 1.041

Suggestion. To simplify research, we group series into worksheets and datasets. If you look below, you will find how we arranged further information related to the statistics provided here.

Not for investment purposes. Data available on FetchSeries are not meant for investment purposes or any other financial decision. Users should ask for professional advice and do independent analysis before making any financial commitments.

Series Metadata

Field Value
Description 1-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 12508 1974-09-24 2026-02-12
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12795 1974-09-24 2026-02-12
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13080 1974-09-24 2026-02-12
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13156 1974-09-24 2026-02-12
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9795 1986-07-05 2026-02-12
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8454 1991-08-30 2026-02-12
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9682 1986-12-01 2026-02-12
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5361 2004-03-22 2026-02-12
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6479 1999-09-02 2026-02-12
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4467 2007-11-06 2026-02-12