bonds / 30Y / JGB (30-Year) No. 58
Bond Information
| Name | JGB (30-Year) No. 58 |
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| ISIN | — |
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| Issue # | 58 |
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| Coupon (%) | 0.8% semi-annual |
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| Issue Date | 2018-03-20 |
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| Maturity | 2048-03-20 （Remaining 21.6y） |
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| Outstanding | ¥3.2T （2026-03-31・MOF） |
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| Total issued | ¥3.5T （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 ¥17B（last 2026-07-09・BOJ） |
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| BOJ Holding | ¥1.9T（60.4%）（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 | 0.800 % |
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| Compound Yield | 0.7994 % |
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| Accrued Interest | 0.341918 (156 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 19.73 |
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| Macaulay Duration | 19.80 |
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| DV01 | — |
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| Convexity | 421.8 |
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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 | 0.400 |
| 2027-03-20 | coupon | 0.400 |
| 2027-09-20 | coupon | 0.400 |
| …（39 omitted）… |
| 2047-09-20 | coupon | 0.400 |
| 2048-03-20 | coupon + redemption | 100.400 |
Related Auctions
Horizon total return settle 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 21.6y) | 3.813 % → ref. price 55.934 |
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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 | 3.298 | 61.942 | -0.202 | +10.32% | +41.27% |
| -25bp | 3.548 | 59.114 | -0.202 | +5.29% | +21.17% |
| Unchanged (roll-down) | 3.798 | 56.428 | -0.202 | +0.52% | +2.08% |
| +25bp | 4.048 | 53.878 | -0.202 | -4.01% | -16.05% |
| +50bp | 4.298 | 51.455 | -0.202 | -8.32% | -33.27% |
| 6m 2027-02-23 | -50bp | 3.283 | 62.428 | 0.400 | +12.25% | +24.50% |
| -25bp | 3.533 | 59.605 | 0.400 | +7.23% | +14.47% |
| Unchanged (roll-down) | 3.783 | 56.922 | 0.400 | +2.47% | +4.93% |
| +25bp | 4.033 | 54.374 | 0.400 | -2.06% | -4.12% |
| +50bp | 4.283 | 51.951 | 0.400 | -6.37% | -12.73% |
| 12m 2027-08-23 | -50bp | 3.253 | 63.384 | 0.800 | +14.66% | +14.66% |
| -25bp | 3.503 | 60.572 | 0.800 | +9.66% | +9.66% |
| Unchanged (roll-down) | 3.753 | 57.898 | 0.800 | +4.91% | +4.91% |
| +25bp | 4.003 | 55.353 | 0.800 | +0.39% | +0.39% |
| +50bp | 4.253 | 52.933 | 0.800 | -3.91% | -3.91% |