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 10.2y） |
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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 （2026-09-30） |
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| SLF usage | last 30d —／ total ¥84.9B（last 2026-05-22・BOJ） |
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| BOJ Holding | ¥302.5B（28.2%）（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 | 2.300 % |
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| Compound Yield | 2.2977 % |
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| Accrued Interest | 0.819178 (130 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 8.94 |
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| Macaulay Duration | 9.04 |
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| DV01 | — |
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| Convexity | 90.7 |
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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 2026-10-28 ・ CMT 2026-10-23
| CMT interpolated (rem 10.1y) | 2.853 % → ref. price 95.137 |
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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 | 2.324 | 99.775 | -0.573 | +4.24% | +16.95% |
| -25bp | 2.574 | 97.605 | -0.573 | +1.97% | +7.90% |
| Unchanged (roll-down) | 2.824 | 95.488 | -0.573 | -0.23% | -0.93% |
| +25bp | 3.074 | 93.422 | -0.573 | -2.38% | -9.54% |
| +50bp | 3.324 | 91.407 | -0.573 | -4.48% | -17.94% |
| 6m 2027-04-28 | -50bp | 2.292 | 100.053 | 1.144 | +6.32% | +12.63% |
| -25bp | 2.542 | 97.924 | 1.144 | +4.10% | +8.19% |
| Unchanged (roll-down) | 2.792 | 95.846 | 1.144 | +1.93% | +3.86% |
| +25bp | 3.042 | 93.817 | 1.144 | -0.18% | -0.37% |
| +50bp | 3.292 | 91.837 | 1.144 | -2.25% | -4.49% |
| 12m 2027-10-28 | -50bp | 2.227 | 100.580 | 2.300 | +8.07% | +8.07% |
| -25bp | 2.477 | 98.537 | 2.300 | +5.94% | +5.94% |
| Unchanged (roll-down) | 2.727 | 96.540 | 2.300 | +3.86% | +3.86% |
| +25bp | 2.977 | 94.589 | 2.300 | +1.83% | +1.83% |
| +50bp | 3.227 | 92.682 | 2.300 | -0.16% | -0.16% |