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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 1.69 percent on 29 September 2026, as on the previous day.

Sample. In this daily time series, there are 12,660 observations in total. The time range covered by the series stretches from September 1974 to September 2026.

History. Here are a few descriptive statistics we computed on the entire sample: the yield reached a trough of -0.37 percent on 27 July 2016; it reached its highest level of 11.24 on 12 February 1975; it had a mean value of 2.49.

Latest values

Date Value - Percentage points
2026-09-25 1.652
2026-09-28 1.689
2026-09-29 1.692

Tip. 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 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