bonds / 20Y / JGB (20-Year) No. 126
Bond Information
| Name | JGB (20-Year) No. 126 |
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| ISIN | — |
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| Issue # | 126 |
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| Coupon (%) | 2% semi-annual |
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| Issue Date | 2011-04-26 |
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| Maturity | 2031-03-20 （Remaining 4.4y） |
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| Outstanding | ¥1.5T （2026-03-31・MOF） |
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| Total issued | ¥1.5T （annual report, FY-end） |
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| Statutory basis | 4条特例借換前倒財投 |
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| SLF usage | last 30d —／ total ¥36.6B（last 2026-02-17・BOJ） |
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| BOJ Holding | ¥680.8B（44.3%）（as of 2026-10-20・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 | 2.000 % |
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| Compound Yield | 2.0004 % |
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| Accrued Interest | 0.208219 (38 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 4.18 |
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| Macaulay Duration | 4.22 |
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| DV01 | — |
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| Convexity | 20.0 |
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Estimates based on the input price.
Cashflow Schedule
| Date | Type | Amount (per 100) |
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| 2027-03-20 | coupon | 1.000 |
| 2027-09-20 | coupon | 1.000 |
| 2028-03-20 | coupon | 1.000 |
| …（4 omitted）… |
| 2030-09-20 | coupon | 1.000 |
| 2031-03-20 | coupon + redemption | 101.000 |
Related Auctions
| Auction Date | | Bid/Cover | Tail (sen) | Avg Yield (%) |
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| 2011-04-21 | new | 2.92 | 10 | 2.028 |
Horizon total return settle 2026-10-28 ・ CMT 2026-10-23
| CMT interpolated (rem 4.4y) | 2.167 % → ref. price 99.306 |
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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 2027-01-28 | -50bp | 1.637 | 101.449 | 0.504 | +2.66% | +10.64% |
| -25bp | 1.887 | 100.449 | 0.504 | +1.65% | +6.62% |
| Unchanged (roll-down) | 2.137 | 99.460 | 0.504 | +0.66% | +2.64% |
| +25bp | 2.387 | 98.482 | 0.504 | -0.32% | -1.28% |
| +50bp | 2.637 | 97.516 | 0.504 | -1.29% | -5.17% |
| 6m 2027-04-28 | -50bp | 1.606 | 101.476 | 1.005 | +3.19% | +6.38% |
| -25bp | 1.856 | 100.533 | 1.005 | +2.24% | +4.49% |
| Unchanged (roll-down) | 2.106 | 99.599 | 1.005 | +1.31% | +2.61% |
| +25bp | 2.356 | 98.676 | 1.005 | +0.38% | +0.75% |
| +50bp | 2.606 | 97.762 | 1.005 | -0.54% | -1.08% |
| 12m 2027-10-28 | -50bp | 1.535 | 101.535 | 2.000 | +4.25% | +4.25% |
| -25bp | 1.785 | 100.708 | 2.000 | +3.42% | +3.42% |
| Unchanged (roll-down) | 2.035 | 99.888 | 2.000 | +2.60% | +2.60% |
| +25bp | 2.285 | 99.077 | 2.000 | +1.78% | +1.78% |
| +50bp | 2.535 | 98.273 | 2.000 | +0.97% | +0.97% |