Official Result (MOF)
| Auction Date | 2025-08-19 |
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| Issue Date | 2025-08-20 |
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| Issue | JGB (20-Year) No. 193（reopen） |
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| Coupon (%) | 2.5% |
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| Maturity | 2045-06-20 |
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| Method | price conventional |
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| Offering | ¥800B |
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| Competitive Bids | ¥1.9T |
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| Accepted Amount | ¥606.1B |
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| Lowest Accepted Price | 98.80（2.591%） |
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| Weighted Avg Price | 98.93（2.581%） |
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| Allotment Ratio | — |
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| Non-competitive I | ¥193.1B |
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| Non-competitive II | ¥0M |
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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193回） |
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| Legal basis | 財政法（昭和22年法律第34号）第4条第1項及び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 | ¥800B |
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| Bid deadline | 2025-08-19 11:50 |
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| Payment date | 2025-08-20 |
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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 | 3.09 | 3.15 | 3.24 | 2.50 | 3.79 | -0.47 |
| Tail (sen) | 13 | 18 | 30 | 4 | 114 | -0.59 |
| Non-competitive take-up | 24.2% | 30.5% | |
| Grade | C (score +0.06) | (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) | 1.0 | 1.4 |
Same-tenor Auction History