Official Result (MOF)
| Auction Date | 1985-05-09 |
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| Issue Date | 1985-05-20 |
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| Issue | JGB (2-Year) No. 21（new） |
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| Coupon (%) | 5.9% |
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| Maturity | 1987-05-20 |
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| Method | price conventional |
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| Offering | ¥350B |
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| Competitive Bids | ¥466.5B |
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| Accepted Amount | ¥356B |
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| Lowest Accepted Price | 98.88（6.532%） |
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| Weighted Avg Price | 99.01（6.457%） |
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| Allotment Ratio | — |
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| Non-competitive I | — |
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| Non-competitive II | — |
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Source: https://www.mof.go.jp/jgbs/reference/appendix/jgb_historical_data.xls
Derived Metrics calc auction-v1 / auction-v2
| This | Prev | avg (12) | min | max | z |
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| Bid/Cover | 1.31 | 1.98 | 1.97 | 1.23 | 2.76 | -1.59 |
| Tail (sen) | 13 | 7 | 8 | 2 | 15 | +1.32 |
| Non-competitive take-up | 0.0% | 0.0% | |
| Grade | E (score -1.45) | (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) | 7.5 | 4.3 |
Same-tenor Auction History