bonds / 30Y / JGB (30-Year) No. 68
Bond Information
| Name | JGB (30-Year) No. 68 |
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| ISIN | — |
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| Issue # | 68 |
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| Coupon (%) | 0.6% semi-annual |
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| Issue Date | 2020-10-07 |
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| Maturity | 2050-09-20 （Remaining 24.1y） |
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| Outstanding | ¥2.8T （2026-03-31・MOF） |
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| Total issued | ¥3T （annual report, FY-end） |
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| Statutory basis | 4条借換前倒財投 |
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| SLF usage | last 30d —／ total ¥7.8B（last 2026-01-07・BOJ） |
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| BOJ Holding | ¥548.1B（19.7%）（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 | 0.600 % |
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| Compound Yield | 0.5995 % |
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| Accrued Interest | 0.256438 (156 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 22.35 |
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| Macaulay Duration | 22.41 |
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| DV01 | — |
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| Convexity | 535.0 |
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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 | 0.300 |
| 2027-03-20 | coupon | 0.300 |
| 2027-09-20 | coupon | 0.300 |
| …（44 omitted）… |
| 2050-03-20 | coupon | 0.300 |
| 2050-09-20 | coupon + redemption | 100.300 |
Related Auctions
Horizon total return settle 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 24.1y) | 3.962 % → ref. price 48.110 |
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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 | 3.447 | 53.967 | -0.151 | +11.80% | +47.19% |
| -25bp | 3.697 | 51.201 | -0.151 | +6.08% | +24.32% |
| Unchanged (roll-down) | 3.947 | 48.591 | -0.151 | +0.68% | +2.73% |
| +25bp | 4.197 | 46.128 | -0.151 | -4.41% | -17.64% |
| +50bp | 4.447 | 43.801 | -0.151 | -9.22% | -36.88% |
| 6m 2027-02-23 | -50bp | 3.432 | 54.454 | 0.300 | +13.74% | +27.48% |
| -25bp | 3.682 | 51.687 | 0.300 | +8.02% | +16.04% |
| Unchanged (roll-down) | 3.932 | 49.075 | 0.300 | +2.62% | +5.23% |
| +25bp | 4.182 | 46.607 | 0.300 | -2.49% | -4.97% |
| +50bp | 4.432 | 44.275 | 0.300 | -7.31% | -14.61% |
| 12m 2027-08-23 | -50bp | 3.402 | 55.416 | 0.600 | +16.35% | +16.35% |
| -25bp | 3.652 | 52.648 | 0.600 | +10.62% | +10.62% |
| Unchanged (roll-down) | 3.902 | 50.031 | 0.600 | +5.21% | +5.21% |
| +25bp | 4.152 | 47.557 | 0.600 | +0.10% | +0.10% |
| +50bp | 4.402 | 45.216 | 0.600 | -4.74% | -4.74% |