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 4.5y） |
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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 2026-08-31・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 | 2.000 % |
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| Compound Yield | 1.9986 % |
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| Accrued Interest | 0.969863 (177 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 4.26 |
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| Macaulay Duration | 4.30 |
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| DV01 | — |
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| Convexity | 20.9 |
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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 | 1.000 |
| 2027-03-20 | coupon | 1.000 |
| 2027-09-20 | coupon | 1.000 |
| …（5 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 2026-09-13 ・ CMT 2026-09-10
| CMT interpolated (rem 4.5y) | 2.186 % → ref. price 99.199 |
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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 | 101.414 | -0.510 | +1.70% | +6.81% |
| -25bp | 1.906 | 100.386 | -0.510 | +0.68% | +2.70% |
| Unchanged (roll-down) | 2.156 | 99.369 | -0.510 | -0.34% | -1.36% |
| +25bp | 2.406 | 98.364 | -0.510 | -1.34% | -5.37% |
| +50bp | 2.656 | 97.371 | -0.510 | -2.33% | -9.34% |
| 6m 2027-03-13 | -50bp | 1.626 | 101.452 | 0.984 | +3.23% | +6.46% |
| -25bp | 1.876 | 100.480 | 0.984 | +2.26% | +4.52% |
| Unchanged (roll-down) | 2.126 | 99.518 | 0.984 | +1.30% | +2.60% |
| +25bp | 2.376 | 98.567 | 0.984 | +0.35% | +0.70% |
| +50bp | 2.626 | 97.627 | 0.984 | -0.59% | -1.18% |
| 12m 2027-09-13 | -50bp | 1.542 | 101.558 | 2.000 | +4.35% | +4.35% |
| -25bp | 1.792 | 100.701 | 2.000 | +3.50% | +3.50% |
| Unchanged (roll-down) | 2.042 | 99.853 | 2.000 | +2.65% | +2.65% |
| +25bp | 2.292 | 99.014 | 2.000 | +1.81% | +1.81% |
| +50bp | 2.542 | 98.182 | 2.000 | +0.98% | +0.98% |