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 2026-08-10・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 | 2.300 % |
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| Compound Yield | 2.2977 % |
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| Accrued Interest | 0.403288 (64 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 9.12 |
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| Macaulay Duration | 9.22 |
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| DV01 | — |
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| Convexity | 94.0 |
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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 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 10.3y) | 2.890 % → ref. price 94.738 |
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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 | 2.362 | 99.423 | 0.580 | +5.53% | +22.14% |
| -25bp | 2.612 | 97.227 | 0.580 | +3.23% | +12.90% |
| Unchanged (roll-down) | 2.862 | 95.085 | 0.580 | +0.97% | +3.90% |
| +25bp | 3.112 | 92.997 | 0.580 | -1.22% | -4.88% |
| +50bp | 3.362 | 90.960 | 0.580 | -3.36% | -13.45% |
| 6m 2027-02-23 | -50bp | 2.329 | 99.726 | 1.156 | +6.46% | +12.92% |
| -25bp | 2.579 | 97.571 | 1.156 | +4.19% | +8.39% |
| Unchanged (roll-down) | 2.829 | 95.468 | 1.156 | +1.98% | +3.97% |
| +25bp | 3.079 | 93.416 | 1.156 | -0.17% | -0.35% |
| +50bp | 3.329 | 91.413 | 1.156 | -2.28% | -4.56% |
| 12m 2027-08-23 | -50bp | 2.259 | 100.319 | 2.300 | +8.28% | +8.28% |
| -25bp | 2.509 | 98.246 | 2.300 | +6.10% | +6.10% |
| Unchanged (roll-down) | 2.759 | 96.221 | 2.300 | +3.98% | +3.98% |
| +25bp | 3.009 | 94.243 | 2.300 | +1.90% | +1.90% |
| +50bp | 3.259 | 92.311 | 2.300 | -0.13% | -0.13% |