MIZUMA Yoji · JAPAN SENIOR
243rank
-45.6Butler · 84 bds
-0.54per board
±4.2swing
-1.46vs par /bd · #254/268
-0.22adjusted /bd
by round
vs par split: bidding -0.94 · play -0.52
Strength of schedule: opponents averaged +0.32/bd (a tough draw) → opponent-adjusted -0.22/bd
Card play — on target: opening leads 89.5% #34 of 268 · declarer play 78.3% #62 of 268 · defence 76.9% #244 of 268
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 87.5% (16) |
| Declarer play | 50.0% (4) | 84.2% (19) |
| Defence | 66.7% (9) | 80.0% (30) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 100.0% (4) · ♦ 87.5% (8) · ♣ 100.0% (3)
vs par by strain: NT -1.89 (18) · a suit -1.35 (66)
vs par by level: part-score -1.06 (33) · game -1.81 (47) · slam -0.75 (4)
By role: declaring -0.31/bd (-3.11 vs par · 45) · defending -0.81/bd (+0.44 vs par · 39)
By vulnerability: vulnerable -0.89/bd (-2.50 vs par · 42) · not vulnerable -0.19/bd (-0.43 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | T.Yoshida | C.Bakke – B.Brogeland | Open | 12 | +0.8 | +0.07 | -1.25 |
| Round 3 | T.Yoshida | T.Grude – G.Helgemo | Open | 12 | +3.2 | +0.27 | -0.58 |
| Round 4 | T.Yoshida | G.Guridi – M.Uberti | Closed | 12 | -21.2 | -1.77 | -2.75 |
| Round 5 | T.Yoshida | M.Drogemuller – A.Rolf-Larsen | Closed | 12 | -2.0 | -0.17 | +0.92 |
| Round 6 | T.Yoshida | J.Skipper – J.Skipper | Closed | 12 | -8.4 | -0.70 | -3.42 |
| Round 7 | T.Yoshida | D.Tuma – E.Cepeda | Closed | 12 | -3.7 | -0.31 | -1.25 |
| Round 8 | T.Yoshida | K.Mak – Q.Shen | Closed | 12 | -14.3 | -1.19 | -1.92 |
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 |
|---|---|---|---|---|---|---|---|
| +8.0 | Round 5 | DENMARK MIXED | 1 | 4♠ | ♦7 | -1 | +8 |
| +6.5 | Round 3 | SHOURIE | 11 | 4♠x | ♦Q | -3 | +5 |
| +6.5 | Round 6 | KIWI BLUE | 14 | 6♦x | ♠J | -2 | +10 |
| +5.7 | Round 8 | GEELY AUTOMOBILE | 16 | 3NT | ♥6 | -1 | +5 |
| +5.6 | Round 4 | CHILE MIXTO | 14 | 3♦ | ♣6 | = | +11 |
| +5.1 | Round 5 | DENMARK MIXED | 2 | 2♥ | ♣7 | = | -1 |
| +5.0 | Round 4 | CHILE MIXTO | 15 | 5♠ | ♥K | -1 | +12 |
| +4.0 | Round 2 | NORWAY | 17 | 2NT | ♥K | = | +9 |
| +3.9 | Round 3 | SHOURIE | 12 | 2♥ | ♦10 | = | +0 |
| +3.0 | Round 6 | KIWI BLUE | 16 | 4♥ | ♠J | = | +3 |
| +2.9 | Round 7 | ARMEX | 2 | 2♠ | ♣A | +2 | +1 |
| +2.8 | Round 7 | ARMEX | 9 | 4♠ | ♦10 | +1 | +0 |
| +2.8 | Round 7 | ARMEX | 10 | 3NT | ♦J | +2 | +2 |
| +2.7 | Round 6 | KIWI BLUE | 22 | 4♠ | ♥8 | = | +3 |
| +2.6 | Round 2 | NORWAY | 19 | 4♠ | ♦4 | +1 | +0 |
| +2.5 | Round 3 | SHOURIE | 9 | 3NT | ♠3 | -2 | -1 |
| +2.5 | Round 5 | DENMARK MIXED | 3 | 2♠ | ♣5 | -1 | -2 |
| +2.5 | Round 5 | DENMARK MIXED | 4 | 2♠ | ♦K | -1 | +5 |
| +2.5 | Round 6 | KIWI BLUE | 18 | 2♠ | ♥Q | = | +0 |
| +2.4 | Round 2 | NORWAY | 14 | 3♠ | ♠5 | = | +6 |
| +2.4 | Round 8 | GEELY AUTOMOBILE | 17 | 3♣ | ♥J | = | +0 |
| +2.1 | Round 5 | DENMARK MIXED | 11 | 4♠ | ♥J | = | +0 |
| +1.8 | Round 4 | CHILE MIXTO | 19 | 5♣ | ♠10 | = | -11 |
| +1.7 | Round 6 | KIWI BLUE | 19 | 4♠ | ♦Q | +2 | -13 |
| +1.7 | Round 7 | ARMEX | 5 | 4♠ | ♦4 | = | +0 |
| +1.5 | Round 2 | NORWAY | 21 | 5♥ | ♣4 | = | -11 |
| +1.5 | Round 8 | GEELY AUTOMOBILE | 19 | 3♦ | ♥Q | -1 | -2 |
| +1.4 | Round 7 | ARMEX | 12 | 3NT | ♠5 | -2 | +2 |
| +1.4 | Round 8 | GEELY AUTOMOBILE | 22 | 1NT | ♥10 | = | -2 |
| +1.3 | Round 3 | SHOURIE | 6 | 6♥ | ♣10 | -1 | +11 |
| +1.3 | Round 7 | ARMEX | 4 | 2♣ | ♥7 | -3 | -7 |
| +1.3 | Round 7 | ARMEX | 8 | 3NT | ♣5 | -3 | -6 |
| +1.1 | Round 3 | SHOURIE | 2 | 2♠ | ♥J | +1 | +6 |
| +1.1 | Round 5 | DENMARK MIXED | 5 | 5♠ | ♦K | = | +10 |
| +1.1 | Round 5 | DENMARK MIXED | 9 | 3NT | ♥3 | = | +2 |
| +1.1 | Round 6 | KIWI BLUE | 20 | 4♠ | ♦Q | +2 | -13 |
| +1.1 | Round 8 | GEELY AUTOMOBILE | 14 | 3♦ | ♣6 | -1 | -2 |
| +1.0 | Round 2 | NORWAY | 24 | 3♦ | ♥7 | +1 | -7 |
| +1.0 | Round 4 | CHILE MIXTO | 21 | 3♥ | ♦8 | -1 | -1 |
| +1.0 | Round 6 | KIWI BLUE | 13 | 3NT | ♣4 | = | +1 |
| +0.9 | Round 4 | CHILE MIXTO | 20 | 3NT | ♠J | +1 | -12 |
| +0.7 | Round 2 | NORWAY | 15 | 5♠x | ♦K | -1 | +0 |
| +0.7 | Round 2 | NORWAY | 18 | 4♠ | ♥K | = | +0 |
| +0.7 | Round 2 | NORWAY | 20 | 2♥ | ♦8 | = | +1 |
| +0.7 | Round 3 | SHOURIE | 7 | 1♠ | ♣A | +2 | +0 |
| +0.5 | Round 6 | KIWI BLUE | 17 | 2♥ | ♠Q | = | +0 |
| +0.1 | Round 3 | SHOURIE | 10 | 4♠ | ♥4 | = | +0 |
| +0.1 | Round 8 | GEELY AUTOMOBILE | 15 | 2♥ | ♠7 | +2 | +10 |
| -0.2 | Round 8 | GEELY AUTOMOBILE | 23 | 1NT | ♥Q | = | -2 |
| -0.5 | Round 6 | KIWI BLUE | 24 | 4♠ | ♦10 | = | +0 |
| -0.6 | Round 4 | CHILE MIXTO | 13 | 5♣ | ♠A | -6 | +2 |
| -0.7 | Round 3 | SHOURIE | 4 | 2♠ | ♣6 | +1 | -11 |
| -0.8 | Round 7 | ARMEX | 1 | 4♥ | ♦2 | +1 | -1 |
| -0.8 | Round 8 | GEELY AUTOMOBILE | 20 | 4♥ | ♦5 | +2 | -1 |
| -0.9 | Round 5 | DENMARK MIXED | 12 | 4♠ | ♥3 | = | +0 |
| -1.2 | Round 2 | NORWAY | 22 | 4♥ | ♥9 | +1 | +0 |
| -1.3 | Round 5 | DENMARK MIXED | 6 | 4♠ | ♣3 | +1 | +0 |
| -1.4 | Round 4 | CHILE MIXTO | 16 | 3NT | ♠7 | = | +1 |
| -1.4 | Round 4 | CHILE MIXTO | 17 | 4♠ | ♦3 | -2 | +0 |
| -1.6 | Round 3 | SHOURIE | 5 | 5♦ | ♠A | -2 | -11 |
| -1.7 | Round 2 | NORWAY | 16 | 2♥ | ♦A | = | +0 |
| -1.7 | Round 7 | ARMEX | 3 | 3♥ | ♦5 | +2 | +6 |
| -2.3 | Round 3 | SHOURIE | 3 | 5♠x | ♣K | -1 | +0 |
| -2.6 | Round 7 | ARMEX | 7 | 3NT | ♣6 | -1 | -6 |
| -3.8 | Round 2 | NORWAY | 23 | 6♣ | ♣3 | +1 | -13 |
| -3.9 | Round 8 | GEELY AUTOMOBILE | 21 | 2♦ | ♣2 | = | +0 |
| -4.0 | Round 3 | SHOURIE | 8 | 3NT | ♥K | -2 | -5 |
| -4.0 | Round 5 | DENMARK MIXED | 8 | 2NT | ♥K | +1 | -2 |
| -4.0 | Round 8 | GEELY AUTOMOBILE | 13 | 2♠ | ♣Q | +1 | -10 |
| -4.3 | Round 3 | SHOURIE | 1 | 4♠ | ♦J | +1 | -1 |
| -4.8 | Round 7 | ARMEX | 6 | 3NT | ♥4 | = | +1 |
| -5.4 | Round 4 | CHILE MIXTO | 23 | 5♠ | ♣K | +1 | -3 |
| -5.7 | Round 6 | KIWI BLUE | 21 | 2♣ | ♠5 | +1 | -6 |
| -6.1 | Round 2 | NORWAY | 13 | 4♠ | ♦9 | = | +0 |
| -6.6 | Round 4 | CHILE MIXTO | 18 | 3♠ | ♥Q | +2 | -6 |
| -7.7 | Round 8 | GEELY AUTOMOBILE | 18 | 3♠ | ♦3 | = | -8 |
| -8.0 | Round 7 | ARMEX | 11 | 4♠ | ♦8 | = | -7 |
| -8.2 | Round 5 | DENMARK MIXED | 7 | 3♥ | ♦3 | +3 | -9 |
| -8.7 | Round 6 | KIWI BLUE | 15 | 3NT | ♥Q | -1 | -10 |
| -9.9 | Round 4 | CHILE MIXTO | 22 | 5♠x | ♣K | = | -14 |
| -9.9 | Round 8 | GEELY AUTOMOBILE | 24 | 6NT | ♠J | -1 | -11 |
| -10.0 | Round 5 | DENMARK MIXED | 10 | 5♦ | ♣7 | = | +0 |
| -10.2 | Round 4 | CHILE MIXTO | 24 | 3♠ | ♦3 | +1 | -12 |
| -12.5 | Round 6 | KIWI BLUE | 23 | 4♠ | ♥4 | -3 | -16 |