bonds / 30Y / JGB (30-Year) No. 25
Bond Information
| Name | JGB (30-Year) No. 25 |
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| ISIN | — |
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| Issue # | 25 |
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| Coupon (%) | 2.3% semi-annual |
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| Issue Date | 2007-01-25 |
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| Maturity | 2036-12-20 （Remaining 10.3y） |
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| Outstanding | ¥1.1T （2026-03-31・MOF） |
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| Total issued | ¥1.2T （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 | ¥20B （2026-06-30） |
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| SLF usage | last 30d —／ total ¥84.9B（last 2026-05-22・BOJ） |
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| BOJ Holding | ¥299.7B（28.0%）（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 | 2.300 % |
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| Compound Yield | 2.2977 % |
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| Accrued Interest | 0.535616 (85 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 9.06 |
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| Macaulay Duration | 9.16 |
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| DV01 | — |
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| Convexity | 92.9 |
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Estimates based on the input price.
Cashflow Schedule
| Date | Type | Amount (per 100) |
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| 2026-12-20 | coupon | 1.150 |
| 2027-06-20 | coupon | 1.150 |
| 2027-12-20 | coupon | 1.150 |
| …（16 omitted）… |
| 2036-06-20 | coupon | 1.150 |
| 2036-12-20 | coupon + redemption | 101.150 |
Related Auctions
| Auction Date | | Bid/Cover | Tail (sen) | Avg Yield (%) |
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| 2007-01-18 | new | 3.30 | — | 2.380 |
Horizon total return settle 2026-09-13 ・ CMT 2026-09-10
| CMT interpolated (rem 10.3y) | 2.949 % → ref. price 94.259 |
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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 | 2.422 | 98.898 | 0.573 | +5.50% | +22.00% |
| -25bp | 2.672 | 96.725 | 0.573 | +3.21% | +12.83% |
| Unchanged (roll-down) | 2.922 | 94.606 | 0.573 | +0.97% | +3.89% |
| +25bp | 3.172 | 92.539 | 0.573 | -1.21% | -4.84% |
| +50bp | 3.422 | 90.523 | 0.573 | -3.34% | -13.34% |
| 6m 2027-03-13 | -50bp | 2.389 | 99.210 | 1.137 | +6.42% | +12.85% |
| -25bp | 2.639 | 97.076 | 1.137 | +4.17% | +8.34% |
| Unchanged (roll-down) | 2.889 | 94.995 | 1.137 | +1.98% | +3.95% |
| +25bp | 3.139 | 92.963 | 1.137 | -0.17% | -0.33% |
| +50bp | 3.389 | 90.980 | 1.137 | -2.26% | -4.52% |
| 12m 2027-09-13 | -50bp | 2.319 | 99.817 | 2.300 | +8.29% | +8.29% |
| -25bp | 2.569 | 97.767 | 2.300 | +6.13% | +6.13% |
| Unchanged (roll-down) | 2.819 | 95.764 | 2.300 | +4.01% | +4.01% |
| +25bp | 3.069 | 93.808 | 2.300 | +1.95% | +1.95% |
| +50bp | 3.319 | 91.896 | 2.300 | -0.07% | -0.07% |