Official Result (MOF)
| Auction Date | 2025-09-30 |
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| Issue Date | 2025-10-01 |
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| Issue | JGB (2-Year) No. 477（new） |
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| Coupon (%) | 1% |
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| Maturity | 2027-10-01 |
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| Method | price conventional |
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| Offering | ¥2.7T |
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| Competitive Bids | ¥5.9T |
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| Accepted Amount | ¥2.1T |
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| Lowest Accepted Price | 100.07（0.964%） |
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| Weighted Avg Price | 100.10（0.949%） |
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| Allotment Ratio | — |
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| Non-competitive I | ¥590.7B |
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| Non-competitive II | ¥26B |
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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（2年）（第477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、第47条第1項及び第62条第1項 |
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| Coupon dates | 毎年4月1日及び10月1日 |
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| Planned amount | ¥2.7T |
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| Bid deadline | 2025-09-30 11:50 |
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| Payment date | 2025-10-01 |
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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 | 2.81 | 2.84 | 3.79 | 2.84 | 4.87 | -1.87 |
| Tail (sen) | 3 | 2 | 1 | 1 | 2 | +4.00 |
| Non-competitive take-up | 22.6% | 21.5% | |
| Grade | E (score -2.94) | (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) | 1.5 | 1.1 |
Same-tenor Auction History