bonds / 20Y / JGB (20-Year) No. 186
Bond Information
| Name | JGB (20-Year) No. 186 |
|---|
| ISIN | — |
|---|
| Issue # | 186 |
|---|
| Coupon (%) | 1.5% semi-annual |
|---|
| Issue Date | 2023-10-18 |
|---|
| Maturity | 2043-09-20 （Remaining 16.9y） |
|---|
| Outstanding | ¥3.9T （2026-03-31・MOF） |
|---|
| Total issued | ¥3.9T （annual report, FY-end） |
|---|
| Statutory basis | 4条特例借換前倒財投 |
|---|
| SLF usage | last 30d —／ total ¥15.2B（last 2026-07-17・BOJ） |
|---|
| BOJ Holding | ¥743.4B（19.3%）（as of 2026-10-20・Source: BOJ・Ratios approximate due to differing as-of dates） |
|---|
| Status | active |
|---|
Results
Yield Calculator (price input) | Simple Yield | 1.500 % |
|---|
| Compound Yield | 1.4990 % |
|---|
| Accrued Interest | 0.156164 (38 days) per 100 |
|---|
| Settlement Amount | — |
|---|
| Modified Duration | 14.86 |
|---|
| Macaulay Duration | 14.97 |
|---|
| DV01 | — |
|---|
| Convexity | 246.3 |
|---|
Estimates based on the input price.
Cashflow Schedule
| Date | Type | Amount (per 100) |
|---|
| 2027-03-20 | coupon | 0.750 |
| 2027-09-20 | coupon | 0.750 |
| 2028-03-20 | coupon | 0.750 |
| …（29 omitted）… |
| 2043-03-20 | coupon | 0.750 |
| 2043-09-20 | coupon + redemption | 100.750 |
Related Auctions
Horizon total return settle 2026-10-28 ・ CMT 2026-10-23
| CMT interpolated (rem 16.9y) | 3.476 % → ref. price 74.884 |
|---|
| G-spread (vs interpolated CMT) | — |
|---|
| Horizon | Scenario | Yield@H | Price@H | Carry | Total return | Ann. |
|---|
| 3m 2027-01-28 | -50bp | 2.962 | 80.871 | 0.378 | +8.48% | +33.93% |
| -25bp | 3.212 | 78.033 | 0.378 | +4.70% | +18.80% |
| Unchanged (roll-down) | 3.462 | 75.307 | 0.378 | +1.07% | +4.27% |
| +25bp | 3.712 | 72.688 | 0.378 | -2.42% | -9.69% |
| +50bp | 3.962 | 70.173 | 0.378 | -5.77% | -23.10% |
| 6m 2027-04-28 | -50bp | 2.949 | 81.239 | 0.754 | +9.47% | +18.95% |
| -25bp | 3.199 | 78.422 | 0.754 | +5.72% | +11.44% |
| Unchanged (roll-down) | 3.449 | 75.715 | 0.754 | +2.11% | +4.22% |
| +25bp | 3.699 | 73.113 | 0.754 | -1.35% | -2.71% |
| +50bp | 3.949 | 70.612 | 0.754 | -4.69% | -9.38% |
| 12m 2027-10-28 | -50bp | 2.922 | 82.002 | 1.500 | +11.48% | +11.48% |
| -25bp | 3.172 | 79.230 | 1.500 | +7.79% | +7.79% |
| Unchanged (roll-down) | 3.422 | 76.563 | 1.500 | +4.24% | +4.24% |
| +25bp | 3.672 | 73.997 | 1.500 | +0.82% | +0.82% |
| +50bp | 3.922 | 71.528 | 1.500 | -2.47% | -2.47% |