bonds / 20Y / JGB (20-Year) No. 138
Bond Information
| Name | JGB (20-Year) No. 138 |
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| ISIN | — |
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| Issue # | 138 |
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| Coupon (%) | 1.5% semi-annual |
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| Issue Date | 2012-07-30 |
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| Maturity | 2032-06-20 （Remaining 5.8y） |
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| Outstanding | ¥1.8T （2026-03-31・MOF） |
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| Total issued | ¥1.6T （annual report, FY-end） |
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| Statutory basis | 4条借換前倒 |
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| SLF usage | last 30d —／ total ¥52.4B（last 2026-01-06・BOJ） |
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| BOJ Holding | ¥1.1T（61.6%）（as of 2026-08-31・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 | 1.500 % |
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| Compound Yield | 1.4984 % |
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| Accrued Interest | 0.349315 (85 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 5.49 |
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| Macaulay Duration | 5.53 |
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| DV01 | — |
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| Convexity | 33.7 |
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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 | 0.750 |
| 2027-06-20 | coupon | 0.750 |
| 2027-12-20 | coupon | 0.750 |
| …（7 omitted）… |
| 2031-12-20 | coupon | 0.750 |
| 2032-06-20 | coupon + redemption | 100.750 |
Related Auctions
| Auction Date | | Bid/Cover | Tail (sen) | Avg Yield (%) |
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| 2012-07-26 | new | 3.32 | 5 | 1.552 |
Horizon total return settle 2026-09-13 ・ CMT 2026-09-10
| CMT interpolated (rem 5.8y) | 2.332 % → ref. price 95.524 |
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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 2026-12-13 | -50bp | 1.803 | 98.405 | 0.374 | +3.40% | +13.58% |
| -25bp | 2.053 | 97.117 | 0.374 | +2.05% | +8.21% |
| Unchanged (roll-down) | 2.303 | 95.849 | 0.374 | +0.73% | +2.92% |
| +25bp | 2.553 | 94.599 | 0.374 | -0.58% | -2.30% |
| +50bp | 2.803 | 93.367 | 0.374 | -1.86% | -7.44% |
| 6m 2027-03-13 | -50bp | 1.775 | 98.613 | 0.742 | +4.00% | +7.99% |
| -25bp | 2.025 | 97.378 | 0.742 | +2.71% | +5.42% |
| Unchanged (roll-down) | 2.275 | 96.160 | 0.742 | +1.44% | +2.87% |
| +25bp | 2.525 | 94.959 | 0.742 | +0.18% | +0.37% |
| +50bp | 2.775 | 93.774 | 0.742 | -1.05% | -2.10% |
| 12m 2027-09-13 | -50bp | 1.716 | 99.004 | 1.500 | +5.19% | +5.19% |
| -25bp | 1.966 | 97.877 | 1.500 | +4.02% | +4.02% |
| Unchanged (roll-down) | 2.216 | 96.764 | 1.500 | +2.86% | +2.86% |
| +25bp | 2.466 | 95.666 | 1.500 | +1.71% | +1.71% |
| +50bp | 2.716 | 94.581 | 1.500 | +0.58% | +0.58% |