🇯🇵 IMAKURA Tadashi · JAPAN
34rank
-40.7Butler · 96 bds
-0.42per board
±4.0swing
-0.57vs par /bd
-0.15adjusted /bd
by round
vs par split: bidding -0.09 · play -0.46
Strength of schedule: opponents averaged +0.28/bd (a tough draw) → opponent-adjusted -0.15/bd
Card play — on target: opening leads 90.5% · declarer play 52.2% · defence 79.6%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (6) | 86.7% (15) |
| Declarer play | 50.0% (10) | 53.8% (13) |
| Defence | 66.7% (12) | 83.3% (42) |
Opening leads by suit led: ♠ 100.0% (5) · ♥ 75.0% (4) · ♦ 100.0% (5) · ♣ 85.7% (7)
vs par by strain: NT -1.04 (28) · a suit -0.38 (68)
vs par by level: part-score -0.60 (38) · game -1.74 (46) · slam +4.00 (12)
By role: declaring +0.03/bd (-3.02 vs par · 41) · defending -0.76/bd (+1.25 vs par · 55)
By vulnerability: vulnerable -0.32/bd (-0.71 vs par · 48) · not vulnerable -0.53/bd (-0.44 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | K.Yamada | D.Berkowitz – A.Sontag | Open | 16 | -18.1 | -1.13 | -1.00 |
| Quarterfinal | A.Omasa | M.Becker – A.Graves | Open | 16 | +15.8 | +0.99 | +3.38 |
| Quarterfinal | M.Ino | D.Berkowitz – A.Sontag | Open | 16 | -1.5 | -0.09 | -0.38 |
| Quarterfinal | A.Omasa | D.Berkowitz – A.Sontag | Open | 16 | -5.6 | -0.35 | -2.50 |
| Quarterfinal | M.Ino | D.Berkowitz – A.Sontag | Open | 16 | -12.0 | -0.75 | -2.44 |
| Quarterfinal | M.Ino | M.Becker – A.Graves | Closed | 16 | -19.3 | -1.21 | -0.50 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +12.4 | Quarterfinal | 🇺🇸 USA2 | 70 | 6♦ | ♥6 | = | -1 |
| +12.0 | Quarterfinal | 🇺🇸 USA2 | 33 | 6NT | ♦6 | = | +0 |
| +10.9 | Quarterfinal | 🇺🇸 USA2 | 26 | 7♦ | ♠10 | -1 | +17 |
| +7.4 | Quarterfinal | 🇺🇸 USA2 | 5 | 6♠ | ♥5 | -1 | +13 |
| +7.1 | Quarterfinal | 🇺🇸 USA2 | 73 | 6♠ | ♠5 | -1 | +11 |
| +7.0 | Quarterfinal | 🇺🇸 USA2 | 50 | 5♣ | ♠A | = | +0 |
| +5.9 | Quarterfinal | 🇺🇸 USA2 | 87 | 4♠ | ♦K | -1 | -1 |
| +4.4 | Quarterfinal | 🇺🇸 USA2 | 56 | 3NT | ♠2 | -1 | +10 |
| +4.0 | Quarterfinal | 🇺🇸 USA2 | 37 | 3♥ | ♠2 | -2 | +7 |
| +3.7 | Quarterfinal | 🇺🇸 USA2 | 18 | 1NT | ♦Q | = | -1 |
| +3.6 | Quarterfinal | 🇺🇸 USA2 | 41 | 3♠ | ♦K | +1 | +6 |
| +3.4 | Quarterfinal | 🇺🇸 USA2 | 20 | 4♥ | ♣8 | +2 | +13 |
| +3.4 | Quarterfinal | 🇺🇸 USA2 | 59 | 4♥ | ♣6 | -1 | +4 |
| +3.3 | Quarterfinal | 🇺🇸 USA2 | 38 | 6♠ | ♣A | = | +0 |
| +3.0 | Quarterfinal | 🇺🇸 USA2 | 27 | 6NT | ♦6 | +1 | +11 |
| +2.4 | Quarterfinal | 🇺🇸 USA2 | 39 | 4♠ | ♦5 | = | -1 |
| +2.4 | Quarterfinal | 🇺🇸 USA2 | 63 | 3NT | ♠5 | +3 | -11 |
| +2.4 | Quarterfinal | 🇺🇸 USA2 | 84 | 3♠ | ♦4 | -2 | +8 |
| +1.9 | Quarterfinal | 🇺🇸 USA2 | 16 | 6♠ | ♦9 | = | +0 |
| +1.7 | Quarterfinal | 🇺🇸 USA2 | 49 | 3NT | ♣K | = | +2 |
| +1.6 | Quarterfinal | 🇺🇸 USA2 | 14 | 1♥x | ♣J | -1 | +0 |
| +1.4 | Quarterfinal | 🇺🇸 USA2 | 89 | 2♥ | ♠2 | -1 | +3 |
| +1.4 | Quarterfinal | 🇺🇸 USA2 | 95 | 2♠ | ♦8 | -2 | -1 |
| +1.3 | Quarterfinal | 🇺🇸 USA2 | 25 | 2♣ | ♦Q | +2 | +7 |
| +1.3 | Quarterfinal | 🇺🇸 USA2 | 42 | 3♦ | ♣A | = | +10 |
| +1.3 | Quarterfinal | 🇺🇸 USA2 | 45 | 4♥ | ♣9 | +1 | -1 |
| +1.0 | Quarterfinal | 🇺🇸 USA2 | 12 | 4♠ | ♥A | -1 | -5 |
| +1.0 | Quarterfinal | 🇺🇸 USA2 | 17 | 4♣ | ♠A | -1 | +4 |
| +1.0 | Quarterfinal | 🇺🇸 USA2 | 44 | 2♥ | ♣A | +1 | +0 |
| +0.9 | Quarterfinal | 🇺🇸 USA2 | 30 | 3NT | ♥Q | = | +11 |
| +0.9 | Quarterfinal | 🇺🇸 USA2 | 61 | 1NT | ♥3 | -1 | -5 |
| +0.9 | Quarterfinal | 🇺🇸 USA2 | 79 | 3NT | ♠3 | +2 | +0 |
| +0.7 | Quarterfinal | 🇺🇸 USA2 | 22 | 4♠x | ♥5 | -1 | +0 |
| +0.7 | Quarterfinal | 🇺🇸 USA2 | 29 | 4♥ | ♠4 | +1 | +1 |
| +0.4 | Quarterfinal | 🇺🇸 USA2 | 68 | 3♥ | ♣K | +1 | -10 |
| +0.4 | Quarterfinal | 🇺🇸 USA2 | 72 | 1NT | ♠2 | +1 | +1 |
| +0.4 | Quarterfinal | 🇺🇸 USA2 | 78 | 5♣ | ♠3 | = | -2 |
| +0.3 | Quarterfinal | 🇺🇸 USA2 | 69 | 3NT | ♣7 | +1 | -1 |
| +0.3 | Quarterfinal | 🇺🇸 USA2 | 81 | 4♥ | ♠10 | -2 | +6 |
| +0.1 | Quarterfinal | 🇺🇸 USA2 | 32 | 3NT | ♥5 | +1 | +1 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 6 | 4♠ | ♣Q | -1 | +4 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 19 | 6♠ | ♥9 | -1 | +11 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 23 | 6♠ | ♥K | = | -12 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 28 | 5♥ | ♦10 | = | +0 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 48 | 5♦ | ♣K | -1 | -6 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 54 | 4♠ | ♣10 | +1 | +0 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 58 | 3NT | ♠J | = | -1 |
| -0.1 | Quarterfinal | 🇺🇸 USA2 | 85 | 3NT | ♥6 | +1 | +0 |
| -0.3 | Quarterfinal | 🇺🇸 USA2 | 9 | 1NT | ♦A | = | +2 |
| -0.4 | Quarterfinal | 🇺🇸 USA2 | 15 | 2♠ | ♦A | -1 | +2 |
| -0.4 | Quarterfinal | 🇺🇸 USA2 | 82 | 5♣ | ♠A | +1 | -5 |
| -0.6 | Quarterfinal | 🇺🇸 USA2 | 76 | 1NT | ♠2 | +3 | +10 |
| -0.6 | Quarterfinal | 🇺🇸 USA2 | 80 | 3NT | ♠J | +2 | -13 |
| -0.7 | Quarterfinal | 🇺🇸 USA2 | 1 | 3♠ | ♣7 | -1 | -5 |
| -0.7 | Quarterfinal | 🇺🇸 USA2 | 60 | 4♥ | ♦4 | = | -11 |
| -0.7 | Quarterfinal | 🇺🇸 USA2 | 93 | 4♠ | ♣9 | +1 | +0 |
| -0.9 | Quarterfinal | 🇺🇸 USA2 | 52 | 4♥ | ♠J | +1 | -1 |
| -0.9 | Quarterfinal | 🇺🇸 USA2 | 67 | 3♠ | ♠2 | -1 | -2 |
| -1.0 | Quarterfinal | 🇺🇸 USA2 | 7 | 3♦ | ♠K | -1 | +11 |
| -1.1 | Quarterfinal | 🇺🇸 USA2 | 62 | 2♥ | ♣5 | +1 | -6 |
| -1.3 | Quarterfinal | 🇺🇸 USA2 | 4 | 4♥ | ♣A | -1 | -12 |
| -1.4 | Quarterfinal | 🇺🇸 USA2 | 10 | 4♥ | ♠K | +1 | +0 |
| -1.4 | Quarterfinal | 🇺🇸 USA2 | 21 | 1NT | ♦6 | -1 | +2 |
| -1.4 | Quarterfinal | 🇺🇸 USA2 | 64 | 4♠ | ♣A | +1 | +0 |
| -1.6 | Quarterfinal | 🇺🇸 USA2 | 46 | 3♥ | ♣5 | -1 | +2 |
| -1.9 | Quarterfinal | 🇺🇸 USA2 | 8 | 2♥ | ♣9 | -1 | -1 |
| -2.0 | Quarterfinal | 🇺🇸 USA2 | 74 | 2♥ | ♣3 | +1 | -1 |
| -2.3 | Quarterfinal | 🇺🇸 USA2 | 88 | 3NT | ♥2 | +2 | +0 |
| -2.3 | Quarterfinal | 🇺🇸 USA2 | 94 | 4♥ | ♠K | = | +1 |
| -2.6 | Quarterfinal | 🇺🇸 USA2 | 36 | 2♥ | ♦2 | = | +0 |
| -2.7 | Quarterfinal | 🇺🇸 USA2 | 91 | 3NT | ♠Q | = | +1 |
| -2.9 | Quarterfinal | 🇺🇸 USA2 | 43 | 2♥ | ♥Q | = | -6 |
| -3.0 | Quarterfinal | 🇺🇸 USA2 | 2 | 4♦ | ♣A | = | -1 |
| -3.4 | Quarterfinal | 🇺🇸 USA2 | 53 | 3♠ | ♠2 | -1 | -5 |
| -3.4 | Quarterfinal | 🇺🇸 USA2 | 96 | 3♥ | ♦2 | = | -7 |
| -3.6 | Quarterfinal | 🇺🇸 USA2 | 83 | 1NT | ♠2 | +2 | +0 |
| -3.9 | Quarterfinal | 🇺🇸 USA2 | 31 | 2♥ | ♣J | -2 | -5 |
| -3.9 | Quarterfinal | 🇺🇸 USA2 | 47 | 1NT | ♥4 | -2 | -11 |
| -4.3 | Quarterfinal | 🇺🇸 USA2 | 40 | 4♥ | ♣K | +1 | +0 |
| -4.3 | Quarterfinal | 🇺🇸 USA2 | 90 | 1♥ | ♣3 | +1 | -6 |
| -4.4 | Quarterfinal | 🇺🇸 USA2 | 55 | 1NT | ♠10 | = | -5 |
| -4.6 | Quarterfinal | 🇺🇸 USA2 | 24 | 1NT | ♣K | -2 | -6 |
| -5.0 | Quarterfinal | 🇺🇸 USA2 | 65 | 4♠ | ♠6 | = | +0 |
| -5.1 | Quarterfinal | 🇺🇸 USA2 | 66 | 2♥ | ♣Q | +1 | -2 |
| -5.3 | Quarterfinal | 🇺🇸 USA2 | 92 | 4♥x | ♦K | +1 | -6 |
| -5.4 | Quarterfinal | 🇺🇸 USA2 | 75 | 3NT | ♣3 | = | -7 |
| -5.6 | Quarterfinal | 🇺🇸 USA2 | 86 | 6♥ | ♦8 | = | -1 |
| -5.9 | Quarterfinal | 🇺🇸 USA2 | 57 | 3NT | ♥7 | +3 | -1 |
| -6.0 | Quarterfinal | 🇺🇸 USA2 | 11 | 4♠ | ♦3 | -2 | -11 |
| -6.0 | Quarterfinal | 🇺🇸 USA2 | 71 | 1NT | ♠Q | = | -12 |
| -6.4 | Quarterfinal | 🇺🇸 USA2 | 13 | 6♣ | ♥8 | +1 | -1 |
| -7.1 | Quarterfinal | 🇺🇸 USA2 | 35 | 4♥ | ♣K | = | +0 |
| -7.6 | Quarterfinal | 🇺🇸 USA2 | 3 | 4♠x | ♣J | = | -12 |
| -7.6 | Quarterfinal | 🇺🇸 USA2 | 51 | 4♥ | ♦K | -3 | -10 |
| -8.0 | Quarterfinal | 🇺🇸 USA2 | 34 | 3NT | ♠K | -2 | -6 |
| -8.3 | Quarterfinal | 🇺🇸 USA2 | 77 | 4♠ | ♥2 | = | -10 |