bonds / 40Y / JGB (40-Year) No. 16
Bond Information
| Name | JGB (40-Year) No. 16 |
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| ISIN | — |
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| Issue # | 16 |
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| Coupon (%) | 1.3% semi-annual |
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| Issue Date | 2023-05-26 |
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| Maturity | 2063-03-20 （Remaining 36.6y） |
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| Outstanding | ¥4.4T （2026-03-31・MOF） |
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| Total issued | ¥4.4T （annual report, FY-end） |
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| Statutory basis | 4条借換前倒財投 |
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| STRIPS principal | ¥100M （2026-06-30） |
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| SLF usage | last 30d —／ total ¥200M（last 2026-01-08・BOJ） |
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| BOJ Holding | ¥654.3B（14.9%）（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 | 1.300 % |
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| Compound Yield | 1.2991 % |
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| Accrued Interest | 0.555616 (156 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 28.89 |
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| Macaulay Duration | 29.08 |
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| DV01 | — |
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| Convexity | 982.3 |
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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 | 0.650 |
| 2027-03-20 | coupon | 0.650 |
| 2027-09-20 | coupon | 0.650 |
| …（69 omitted）… |
| 2062-09-20 | coupon | 0.650 |
| 2063-03-20 | coupon + redemption | 100.650 |
Related Auctions
Horizon total return settle 2026-08-23 ・ CMT 2026-08-20
| CMT interpolated (rem 36.6y) | 4.000 % → ref. price 48.327 |
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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 | 3.499 | 54.945 | -0.328 | +12.87% | +51.47% |
| -25bp | 3.749 | 51.589 | -0.328 | +6.00% | +24.02% |
| Unchanged (roll-down) | 3.999 | 48.492 | -0.328 | -0.33% | -1.33% |
| +25bp | 4.249 | 45.632 | -0.328 | -6.18% | -24.73% |
| +50bp | 4.499 | 42.989 | -0.328 | -11.59% | -46.36% |
| 6m 2027-02-23 | -50bp | 3.499 | 55.104 | 0.650 | +15.19% | +30.39% |
| -25bp | 3.749 | 51.751 | 0.650 | +8.34% | +16.67% |
| Unchanged (roll-down) | 3.999 | 48.655 | 0.650 | +2.00% | +4.00% |
| +25bp | 4.249 | 45.795 | 0.650 | -3.85% | -7.70% |
| +50bp | 4.499 | 43.151 | 0.650 | -9.26% | -18.52% |
| 12m 2027-08-23 | -50bp | 3.499 | 55.415 | 1.300 | +17.16% | +17.16% |
| -25bp | 3.749 | 52.068 | 1.300 | +10.31% | +10.31% |
| Unchanged (roll-down) | 3.999 | 48.974 | 1.300 | +3.98% | +3.98% |
| +25bp | 4.249 | 46.114 | 1.300 | -1.87% | -1.87% |
| +50bp | 4.499 | 43.467 | 1.300 | -7.28% | -7.28% |