Official Result (MOF)
| Auction Date | 2021-08-26 |
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| Issue Date | 2021-08-27 |
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| Issue | JGB (20-Year) No. 177（reopen） |
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| Coupon (%) | 0.4% |
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| Maturity | 2041-06-20 |
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| Method | price conventional |
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| Offering | ¥1.2T |
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| Competitive Bids | ¥3.6T |
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| Accepted Amount | ¥974.9B |
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| Lowest Accepted Price | 99.85（0.408%） |
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| Weighted Avg Price | 99.89（0.405%） |
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| Allotment Ratio | — |
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| Non-competitive I | ¥224.2B |
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| Non-competitive II | ¥82.8B |
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Source: https://www.mof.go.jp/jgbs/reference/appendix/jgb_historical_data.xls
Offering Terms (from MOF notice) documents →
| Official name | 利付国庫債券（20年）（第177回） |
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| Legal basis | 特別会計に関する法律（平成19年法律第23号）第46条第1項 |
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| Coupon dates | 毎年6月20日及び12月20日 |
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| Planned amount | ¥1.2T |
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| Bid deadline | 2021-08-26 11:50 |
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| Payment date | 2021-08-27 |
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| Non-competitive II | held |
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| Price terms | — |
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Derived Metrics calc auction-v1 / auction-v2
| This | Prev | avg (12) | min | max | z |
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| Bid/Cover | 3.65 | 3.52 | 3.49 | 3.01 | 3.92 | +0.62 |
| Tail (sen) | 4 | 7 | 8 | 2 | 12 | -1.27 |
| Non-competitive take-up | 23.9% | 22.6% | |
| Grade | B (score +0.94) | (z(B/C) − z(tail))/2 bucketed A(≥1)/B(≥0.3)/C/D(≤−0.3)/E(≤−1), vs last 12 same-tenor |
| Yield tail (bp) | 0.3 | 0.4 |
Same-tenor Auction History