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 4.5y） |
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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 2026-08-31・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 | 1.8987 % |
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| Accrued Interest | 0.921370 (177 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 4.27 |
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| Macaulay Duration | 4.31 |
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| DV01 | — |
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| Convexity | 21.0 |
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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 2026-09-13 ・ CMT 2026-09-10
| CMT interpolated (rem 4.5y) | 2.186 % → ref. price 98.771 |
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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 2026-12-13 | -50bp | 1.656 | 101.004 | -0.484 | +1.75% | +7.01% |
| -25bp | 1.906 | 99.977 | -0.484 | +0.72% | +2.90% |
| Unchanged (roll-down) | 2.156 | 98.963 | -0.484 | -0.29% | -1.17% |
| +25bp | 2.406 | 97.961 | -0.484 | -1.30% | -5.20% |
| +50bp | 2.656 | 96.970 | -0.484 | -2.29% | -9.17% |
| 6m 2027-03-13 | -50bp | 1.626 | 101.064 | 0.934 | +3.24% | +6.47% |
| -25bp | 1.876 | 100.094 | 0.934 | +2.26% | +4.53% |
| Unchanged (roll-down) | 2.126 | 99.134 | 0.934 | +1.30% | +2.60% |
| +25bp | 2.376 | 98.186 | 0.934 | +0.35% | +0.70% |
| +50bp | 2.626 | 97.247 | 0.934 | -0.59% | -1.18% |
| 12m 2027-09-13 | -50bp | 1.542 | 101.217 | 1.900 | +4.36% | +4.36% |
| -25bp | 1.792 | 100.362 | 1.900 | +3.50% | +3.50% |
| Unchanged (roll-down) | 2.042 | 99.516 | 1.900 | +2.65% | +2.65% |
| +25bp | 2.292 | 98.678 | 1.900 | +1.81% | +1.81% |
| +50bp | 2.542 | 97.848 | 1.900 | +0.98% | +0.98% |