bonds / 20Y / JGB (20-Year) No. 127
Bond Information
| Name | JGB (20-Year) No. 127 |
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| ISIN | — |
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| Issue # | 127 |
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| Coupon (%) | 1.9% semi-annual |
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| Issue Date | 2011-05-31 |
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| Maturity | 2031-03-20 （Remaining 4.6y） |
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| Outstanding | ¥1.1T （2026-03-31・MOF） |
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| Total issued | ¥1.4T （annual report, FY-end） |
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| Statutory basis | 4条特例借換前倒財投 |
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| BOJ Holding | ¥846.3B（76.9%）（as of 2026-08-10・Source: BOJ・Ratios approximate due to differing as-of dates） |
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| Status | active |
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Results
Yield Calculator (price input) | Simple Yield | 1.900 % |
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| Compound Yield | 1.8986 % |
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| Accrued Interest | 0.812055 (156 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 4.33 |
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| Macaulay Duration | 4.37 |
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| DV01 | — |
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| Convexity | 21.5 |
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Estimates based on the input price.
Cashflow Schedule
| Date | Type | Amount (per 100) |
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| 2026-09-20 | coupon | 0.950 |
| 2027-03-20 | coupon | 0.950 |
| 2027-09-20 | coupon | 0.950 |
| …（5 omitted）… |
| 2030-09-20 | coupon | 0.950 |
| 2031-03-20 | coupon + redemption | 100.950 |
Related Auctions
| Auction Date | | Bid/Cover | Tail (sen) | Avg Yield (%) |
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| 2011-05-26 | new | 3.89 | 10 | 1.910 |
Horizon total return settle 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 4.6y) | 2.073 % → ref. price 99.244 |
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| G-spread (vs interpolated CMT) | — |
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| Horizon | Scenario | Yield@H | Price@H | Carry | Total return | Ann. |
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| 3m 2026-11-23 | -50bp | 1.541 | 101.499 | -0.479 | +1.78% | +7.10% |
| -25bp | 1.791 | 100.454 | -0.479 | +0.73% | +2.92% |
| Unchanged (roll-down) | 2.041 | 99.422 | -0.479 | -0.30% | -1.20% |
| +25bp | 2.291 | 98.402 | -0.479 | -1.32% | -5.28% |
| +50bp | 2.541 | 97.394 | -0.479 | -2.33% | -9.31% |
| 6m 2027-02-23 | -50bp | 1.509 | 101.542 | 0.950 | +3.25% | +6.49% |
| -25bp | 1.759 | 100.555 | 0.950 | +2.26% | +4.52% |
| Unchanged (roll-down) | 2.009 | 99.579 | 0.950 | +1.28% | +2.57% |
| +25bp | 2.259 | 98.614 | 0.950 | +0.32% | +0.64% |
| +50bp | 2.509 | 97.660 | 0.950 | -0.63% | -1.27% |
| 12m 2027-08-23 | -50bp | 1.421 | 101.660 | 1.900 | +4.31% | +4.31% |
| -25bp | 1.671 | 100.787 | 1.900 | +3.44% | +3.44% |
| Unchanged (roll-down) | 1.921 | 99.923 | 1.900 | +2.58% | +2.58% |
| +25bp | 2.171 | 99.068 | 1.900 | +1.72% | +1.72% |
| +50bp | 2.421 | 98.221 | 1.900 | +0.88% | +0.88% |