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

Latest updates. In Japan, the 25-year government-bond yield was 3.85 percent on 14 May 2026, compared to 3.78 on 13 May.

Sample. There are 5,420 data points overall in the daily time series displayed in the graph above. The series covers the span of time extending from March 2004 to May 2026.

History. Here's a peek at a few simple statistics we computed on the entire sample: the yield recorded a bottom of 0.04 percent on 6 July 2016; it attained a maximum of 3.85 on 14 May 2026; it was equal on average to 1.59.

Latest values

Date Value - Percentage points
2026-05-12 3.755
2026-05-13 3.777
2026-05-14 3.845

Suggestion. A plus of using FetchSeries is that we publish well-crafted metadata. Check it below to better understand the characteristics of the time series that you use in your research.

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Series Metadata

Field Value
Description 25-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 12567 1974-09-24 2026-05-14
2-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 12854 1974-09-24 2026-05-14
3-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13139 1974-09-24 2026-05-14
4-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
5-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
6-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
7-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
8-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
9-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 13215 1974-09-24 2026-05-14
10-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9854 1986-07-05 2026-05-14
15-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 8513 1991-08-30 2026-05-14
20-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 9741 1986-12-01 2026-05-14
25-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 5420 2004-03-22 2026-05-14
30-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 6538 1999-09-02 2026-05-14
40-year yield on government bonds (percentage points; constant maturity; nominal) - Japan - Ministry of Finance - Daily 4526 2007-11-06 2026-05-14