bonds / 30Y / JGB (30-Year) No. 28
Bond Information
| Name | JGB (30-Year) No. 28 |
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| ISIN | — |
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| Issue # | 28 |
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| Coupon (%) | 2.5% semi-annual |
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| Issue Date | 2008-04-18 |
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| Maturity | 2038-03-20 （Remaining 11.6y） |
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| Outstanding | ¥2.4T （2026-03-31・MOF） |
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| Total issued | ¥2.4T （annual report, FY-end） |
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| Statutory basis | 4条特例借換前倒財投 |
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| STRIPS principal | ¥2.1B （2026-06-30） |
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| BOJ Holding | ¥272.1B（11.4%）（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 | 2.500 % |
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| Compound Yield | 2.4980 % |
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| Accrued Interest | 1.068493 (156 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 9.90 |
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| Macaulay Duration | 10.02 |
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| DV01 | — |
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| Convexity | 112.7 |
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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 | 1.250 |
| 2027-03-20 | coupon | 1.250 |
| 2027-09-20 | coupon | 1.250 |
| …（19 omitted）… |
| 2037-09-20 | coupon | 1.250 |
| 2038-03-20 | coupon + redemption | 101.250 |
Related Auctions
Horizon total return settle 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 11.6y) | 3.029 % → ref. price 94.849 |
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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 | 2.501 | 99.983 | -0.630 | +4.70% | +18.78% |
| -25bp | 2.751 | 97.564 | -0.630 | +2.17% | +8.69% |
| Unchanged (roll-down) | 3.001 | 95.211 | -0.630 | -0.28% | -1.12% |
| +25bp | 3.251 | 92.923 | -0.630 | -2.66% | -10.66% |
| +50bp | 3.501 | 90.697 | -0.630 | -4.99% | -19.94% |
| 6m 2027-02-23 | -50bp | 2.473 | 100.254 | 1.250 | +6.94% | +13.88% |
| -25bp | 2.723 | 97.873 | 1.250 | +4.46% | +8.91% |
| Unchanged (roll-down) | 2.973 | 95.557 | 1.250 | +2.04% | +4.08% |
| +25bp | 3.223 | 93.303 | 1.250 | -0.31% | -0.62% |
| +50bp | 3.473 | 91.109 | 1.250 | -2.60% | -5.19% |
| 12m 2027-08-23 | -50bp | 2.418 | 100.745 | 2.500 | +8.75% | +8.75% |
| -25bp | 2.668 | 98.443 | 2.500 | +6.35% | +6.35% |
| Unchanged (roll-down) | 2.918 | 96.201 | 2.500 | +4.02% | +4.02% |
| +25bp | 3.168 | 94.017 | 2.500 | +1.74% | +1.74% |
| +50bp | 3.418 | 91.889 | 2.500 | -0.48% | -0.48% |