🇯🇵 IMAKURA Tadashi · JAPAN

50rank
+39.2Butler · 240 bds
+0.16per board
±4.3swing
-0.07vs par /bd · #75/127
+0.18adjusted /bd
Butler per round: -27.3 25 15.4 12.9 -5.3 -13.3 -24.2 2.2 12.9 11.3 1.4 -1.2 13.3 16 0.1by round

vs par split: bidding -0.21 · play +0.19

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.18/bd

Card play — on target: opening leads 75.4% #115 of 127 · declarer play 71.2% #93 of 127 · defence 83.5% #96 of 127

Card play by contract type — on target
vs NTvs a suit
Opening leads76.5% (17)75.0% (44)
Declarer play56.2% (16)76.0% (50)
Defence74.4% (39)87.8% (82)

Opening leads by suit led: ♠ 82.4% (17) · ♥ 73.3% (15) · ♦ 76.9% (13) · ♣ 68.8% (16)

vs par by strain: NT +0.32 (69) · a suit -0.17 (170)

vs par by level: part-score -0.70 (100) · game +0.69 (125) · slam -1.57 (14)

By role: declaring +0.66/bd (-1.71 vs par · 118) · defending -0.32/bd (+1.51 vs par · 122)

By vulnerability: vulnerable +0.25/bd (-0.48 vs par · 120) · not vulnerable +0.07/bd (+0.33 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2A.OmasaM.Ince – N.KoktenOpen16-27.3-1.71-3.31
Round 3A.OmasaK.Ibrahim – M.MazharOpen16+25.0+1.56+0.75
Round 4A.OmasaF.Lerner – M.SchoenbornClosed16+15.4+0.96-1.50
Round 5M.InoV.Markowicz – K.MoszczynskiOpen16+12.9+0.81+0.12
Round 7A.OmasaG.Mooney – M.MonsegurOpen16-5.3-0.33-0.62
Round 9A.OmasaA.Schwartz – S.ZeligmanClosed16-13.3-0.83+0.31
Round 10A.OmasaK.Feichtinger – F.TerraneoOpen16-24.2-1.51-2.56
Round 12A.OmasaR.Sridharan – S.DhakrasClosed16+2.2+0.14+1.50
Round 14A.OmasaA.Kanetkar – B.NeillOpen16+12.9+0.81+0.38
Round 15A.OmasaG.Iontzeff – N.DecheletteOpen16+11.3+0.71-0.69
Round 16A.OmasaJ.Ostberg – C.BjaringClosed16+1.4+0.09+3.12
Round 17M.InoN.Silverman – J.WolfsonOpen16-1.2-0.07+1.00
Round 18M.InoM.Sun – J.ZhouOpen16+13.3+0.83+2.06
Round 20A.OmasaA.Askalani – A.WahdanOpen16+16.0+1.00-0.88
Round 21A.OmasaJ.Clerkin – D.ClerkinClosed16+0.1+0.01-0.81

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.

ButlerRoundOpponentsBdContractLeadResvs par
+12.0Round 16🇸🇪 SWEDEN193NT♣5+1+11
+11.1Round 4🇨🇦 CANADA276♣♠K=-11
+10.8Round 3🇵🇰 PAKISTAN63NT♣9+2+1
+10.8Round 20🇪🇬 EGYPT256♥♠K=+1
+10.5Round 12🇮🇳 INDIA254♠♣A=+11
+9.7Round 20🇪🇬 EGYPT233NT♥6=+0
+9.4Round 10🇦🇹 AUSTRIA186♥♠6-1+17
+9.0Round 15🇫🇷 FRANCE95♦♠2+1+11
+8.6Round 3🇵🇰 PAKISTAN143NT♦5-3+12
+8.1Round 3🇵🇰 PAKISTAN153NT♠9=+7
+8.1Round 16🇸🇪 SWEDEN311NT♥3+4+9
+8.0Round 5🇵🇱 POLAND53NT♥8=-1
+7.4Round 7🇦🇷 ARGENTINA104♠♥10-1+12
+7.4Round 9🇮🇱 ISRAEL94♠♥7=+11
+7.1Round 10🇦🇹 AUSTRIA227♠♥K=+0
+6.9Round 17🇺🇸 USA2165♦♠7=+3
+6.7Round 21🇺🇸 USA134♥♦6-1+10
+6.5Round 18🇨🇳 CHINA244♠♥A=+11
+6.3Round 14🇦🇺 AUSTRALIA204♥♣A=+10
+6.2Round 7🇦🇷 ARGENTINA153NT♠J-2+7
+6.0Round 5🇵🇱 POLAND24♠♣7-2+11
+6.0Round 15🇫🇷 FRANCE13NT♦8+2+2
+5.7Round 20🇪🇬 EGYPT201NTx♦7=+7
+5.6Round 9🇮🇱 ISRAEL44♥♦K-2+12
+5.4Round 9🇮🇱 ISRAEL54♥♥3=+7
+5.3Round 17🇺🇸 USA2145♠x♥A-1+5
+5.2Round 16🇸🇪 SWEDEN184♠♣K-2+13
+5.2Round 20🇪🇬 EGYPT224♠♥5-1+10
+5.0Round 10🇦🇹 AUSTRIA246NT♥4=+0
+5.0Round 14🇦🇺 AUSTRALIA185♥x♠Q-2+8
+5.0Round 21🇺🇸 USA1144♠x♥6-2+0
+4.9Round 15🇫🇷 FRANCE114♥♠5=+0
+4.7Round 17🇺🇸 USA253NT♦2+1+1
+4.6Round 14🇦🇺 AUSTRALIA255♥♦A=+4
+4.3Round 4🇨🇦 CANADA313♠♥2-1-8
+4.2Round 14🇦🇺 AUSTRALIA244♥♣K=+7
+4.2Round 14🇦🇺 AUSTRALIA315♥♠A-2+7
+4.0Round 10🇦🇹 AUSTRIA274♠♦10-2+5
+4.0Round 18🇨🇳 CHINA313NT♥10-1+5
+4.0Round 20🇪🇬 EGYPT242♣♦10+3+2
+3.9Round 4🇨🇦 CANADA191NT♠J=+0
+3.8Round 5🇵🇱 POLAND142♣x♠K-3+2
+3.8Round 17🇺🇸 USA264♠x♣10-1+6
+3.7Round 2🇹🇷 TURKEY174♠x♥K-5-9
+3.7Round 7🇦🇷 ARGENTINA94♠♦Q=-1
+3.7Round 12🇮🇳 INDIA183♦♣7+1+0
+3.6Round 15🇫🇷 FRANCE104♠♥J-2+8
+3.4Round 3🇵🇰 PAKISTAN14♣♥5=+0
+3.3Round 3🇵🇰 PAKISTAN82♥♦6-1+10
+3.2Round 14🇦🇺 AUSTRALIA173♠♦10=-7
+3.2Round 17🇺🇸 USA291NT♠Q-1+4
+3.2Round 20🇪🇬 EGYPT311♠x♣Q-1+11
+3.1Round 17🇺🇸 USA2123NT♠J-1+12
+3.0Round 2🇹🇷 TURKEY221NT♣6-2+5
+3.0Round 2🇹🇷 TURKEY263NT♥6+3-13
+3.0Round 12🇮🇳 INDIA283NT♣7-1+6
+3.0Round 18🇨🇳 CHINA293NT♦2-1+6
+2.9Round 15🇫🇷 FRANCE124♠♥A=-1
+2.5Round 4🇨🇦 CANADA182NT♠J-2+3
+2.3Round 3🇵🇰 PAKISTAN102NT♠Q=-9
+2.3Round 14🇦🇺 AUSTRALIA222♥♠2=-9
+2.3Round 18🇨🇳 CHINA213NT♥7+1+4
+2.2Round 14🇦🇺 AUSTRALIA293♥♥5=+0
+2.2Round 21🇺🇸 USA1134♠♦5+1+1
+2.1Round 5🇵🇱 POLAND41NT♠5+2+1
+2.1Round 20🇪🇬 EGYPT276♥♣7=+0
+2.0Round 4🇨🇦 CANADA323NT♦6=+0
+2.0Round 12🇮🇳 INDIA294♥♥8+1+1
+2.0Round 17🇺🇸 USA234♣♠A=+1
+1.9Round 18🇨🇳 CHINA322♥♣2-1+0
+1.8Round 18🇨🇳 CHINA234♠♦J+2+13
+1.7Round 7🇦🇷 ARGENTINA62♦♠7+1+0
+1.6Round 4🇨🇦 CANADA292♥♦5+2-10
+1.6Round 10🇦🇹 AUSTRIA283♦♠A=+5
+1.6Round 21🇺🇸 USA183♠♣Q=+1
+1.5Round 4🇨🇦 CANADA282♥♥3+3-6
+1.4Round 5🇵🇱 POLAND33NT♣7+2+1
+1.4Round 5🇵🇱 POLAND72♥♦8+1+1
+1.3Round 2🇹🇷 TURKEY293♦♥6-2+2
+1.3Round 5🇵🇱 POLAND84♠♥K=+3
+1.3Round 12🇮🇳 INDIA234♠♣2+2+13
+1.2Round 10🇦🇹 AUSTRIA212♥♠7+2+7
+1.2Round 20🇪🇬 EGYPT211NT♠5=+5
+1.2Round 21🇺🇸 USA114♥♠3-1-2
+1.1Round 7🇦🇷 ARGENTINA21NT♣J=+6
+1.1Round 16🇸🇪 SWEDEN263NT♣8+1+0
+1.0Round 3🇵🇰 PAKISTAN136♠♥A=+0
+1.0Round 15🇫🇷 FRANCE73NT♥5=+2
+1.0Round 16🇸🇪 SWEDEN203♠♦A-3+5
+1.0Round 18🇨🇳 CHINA284♠♦J+1+0
+1.0Round 21🇺🇸 USA123♦♣K=-1
+0.9Round 15🇫🇷 FRANCE65♦♠K+2+14
+0.9Round 16🇸🇪 SWEDEN274♥♠9=-1
+0.9Round 18🇨🇳 CHINA272♠♠10-1+8
+0.8Round 15🇫🇷 FRANCE84♠♦5=+0
+0.8Round 20🇪🇬 EGYPT183♥♣J=+0
+0.7Round 2🇹🇷 TURKEY282♠♦2+1+0
+0.7Round 5🇵🇱 POLAND61NT♠6-4-2
+0.7Round 7🇦🇷 ARGENTINA122♥♠6=+0
+0.6Round 12🇮🇳 INDIA262♥♠5-1+0
+0.6Round 21🇺🇸 USA1114♠♣K=+0
+0.5Round 4🇨🇦 CANADA242♥♠K+1+1
+0.5Round 9🇮🇱 ISRAEL162♠♠7+2-10
+0.5Round 14🇦🇺 AUSTRALIA193NT♣7+3-1
+0.5Round 18🇨🇳 CHINA254♠♦J=+0
+0.5Round 21🇺🇸 USA154♠♣3+1+0
+0.4Round 3🇵🇰 PAKISTAN74♥♦2+1+0
+0.3Round 4🇨🇦 CANADA173♣♠7+1+7
+0.3Round 5🇵🇱 POLAND114♠♥10=+0
+0.3Round 9🇮🇱 ISRAEL135♦♣10+1+13
+0.3Round 18🇨🇳 CHINA303NT♣4+1+0
+0.2Round 4🇨🇦 CANADA211NT♥9-2+2
+0.2Round 5🇵🇱 POLAND93NT♥3+1-11
+0.2Round 9🇮🇱 ISRAEL72♠♣K=+0
+0.2Round 15🇫🇷 FRANCE44♠♠2+1+0
+0.2Round 15🇫🇷 FRANCE162♥♦5+2-10
+0.1Round 4🇨🇦 CANADA203NT♠J+1+0
+0.1Round 4🇨🇦 CANADA253NT♣8+1+0
+0.1Round 12🇮🇳 INDIA304♠♥2+1+1
+0.1Round 16🇸🇪 SWEDEN245♦♣K+1+11
+0.0Round 2🇹🇷 TURKEY313NT♠9=+0
-0.0Round 3🇵🇰 PAKISTAN32♦♣7+1+0
-0.0Round 3🇵🇰 PAKISTAN94♥♠2=+0
-0.0Round 4🇨🇦 CANADA264♥♣5=-3
+0.0Round 14🇦🇺 AUSTRALIA303♠♥K=+7
+0.0Round 16🇸🇪 SWEDEN173♣♥K=+0
-0.0Round 16🇸🇪 SWEDEN324♠♥6=+1
-0.0Round 21🇺🇸 USA144♥♠K+1+0
-0.1Round 5🇵🇱 POLAND124♠♥Q+1-1
-0.1Round 18🇨🇳 CHINA185♣♦K=+1
-0.2Round 9🇮🇱 ISRAEL64♥♣K=+1
-0.2Round 21🇺🇸 USA161♥♣10+2+0
-0.3Round 10🇦🇹 AUSTRIA254♠♥2=+0
-0.3Round 17🇺🇸 USA281NT♠7=+1
-0.3Round 21🇺🇸 USA1104♠♦3-1+6
-0.3Round 21🇺🇸 USA1166♦♣10=-13
-0.4Round 14🇦🇺 AUSTRALIA282♥♣A-1+0
-0.5Round 2🇹🇷 TURKEY254♠♣K+1+0
-0.5Round 3🇵🇰 PAKISTAN162♦♣5-1+0
-0.5Round 7🇦🇷 ARGENTINA41NT♦8=-1
-0.5Round 9🇮🇱 ISRAEL33NT♠2+1+1
-0.5Round 9🇮🇱 ISRAEL117♥♥5=+0
-0.6Round 2🇹🇷 TURKEY303NT♣3=-1
-0.6Round 12🇮🇳 INDIA321NT♦10+3+1
-0.7Round 7🇦🇷 ARGENTINA82♥♠3=-1
-0.7Round 12🇮🇳 INDIA172♦♥2+2+0
-0.7Round 16🇸🇪 SWEDEN282♥♦2-2+11
-0.7Round 17🇺🇸 USA274♠♥Q+2+1
-0.7Round 20🇪🇬 EGYPT282♥♠10=+0
-0.8Round 18🇨🇳 CHINA192♠♦K+1-7
-0.9Round 3🇵🇰 PAKISTAN43NT♦2+1+0
-0.9Round 7🇦🇷 ARGENTINA31NT♣8-2-1
-1.0Round 2🇹🇷 TURKEY194♠♥J-1-2
-1.0Round 3🇵🇰 PAKISTAN24♠♥7+1-1
-1.0Round 5🇵🇱 POLAND102♦♠4-1-5
-1.0Round 5🇵🇱 POLAND151NT♦3=+0
-1.0Round 7🇦🇷 ARGENTINA114♥♥10+2+11
-1.0Round 12🇮🇳 INDIA212♥♠K-1-4
-1.0Round 17🇺🇸 USA2134♥♥5+1-1
-1.1Round 9🇮🇱 ISRAEL153NT♣3+2-1
-1.1Round 14🇦🇺 AUSTRALIA233NT♦8=-13
-1.2Round 7🇦🇷 ARGENTINA14♥♣7+1+0
-1.2Round 12🇮🇳 INDIA274♠♦10-1-5
-1.2Round 14🇦🇺 AUSTRALIA273NT♠4-1+5
-1.2Round 18🇨🇳 CHINA204♥♦A+2-1
-1.2Round 18🇨🇳 CHINA264♥♣10-1+1
-1.3Round 7🇦🇷 ARGENTINA52♠♥Q=-7
-1.3Round 9🇮🇱 ISRAEL141NT♣K=+1
-1.4Round 5🇵🇱 POLAND11NT♥7-1+2
-1.4Round 20🇪🇬 EGYPT191NT♦K+1-6
-1.6Round 17🇺🇸 USA212♠♦2=+0
-1.7Round 16🇸🇪 SWEDEN291NT♣4+1-1
-1.7Round 21🇺🇸 USA172♦♠6+2+0
-1.8Round 12🇮🇳 INDIA242♠♥5=+0
-1.8Round 20🇪🇬 EGYPT292♠♥2+3-7
-1.9Round 2🇹🇷 TURKEY233♠♦7=+0
-1.9Round 10🇦🇹 AUSTRIA312NT♠9=+0
-1.9Round 17🇺🇸 USA242♦♠K=+0
-1.9Round 21🇺🇸 USA1153NT♠J=-3
-2.0Round 16🇸🇪 SWEDEN303NT♣3=+0
-2.0Round 17🇺🇸 USA2153♦♣4+1+10
-2.1Round 2🇹🇷 TURKEY275♣♥A-1-10
-2.1Round 15🇫🇷 FRANCE143♠♦A+1-6
-2.2Round 12🇮🇳 INDIA204♥♣10=+1
-2.2Round 18🇨🇳 CHINA222NT♣5=-7
-2.3Round 12🇮🇳 INDIA222NT♦2=+7
-2.3Round 17🇺🇸 USA222♥♣4+2-1
-2.4Round 3🇵🇰 PAKISTAN114♣♥9-1-2
-2.4Round 9🇮🇱 ISRAEL23♣♥J+1+5
-2.5Round 4🇨🇦 CANADA221NT♥J+1-9
-2.5Round 7🇦🇷 ARGENTINA142♥♦10=-5
-2.8Round 15🇫🇷 FRANCE53NT♦Q+1+0
-3.0Round 7🇦🇷 ARGENTINA74♠♥Q-2-8
-3.0Round 9🇮🇱 ISRAEL13♠♣4+1-6
-3.0Round 10🇦🇹 AUSTRIA261NT♦K-1-1
-3.0Round 15🇫🇷 FRANCE151NT♣2-1-5
-3.1Round 15🇫🇷 FRANCE24♠♠2+3-14
-3.2Round 15🇫🇷 FRANCE34♠♣10=-7
-3.2Round 16🇸🇪 SWEDEN222♠♥K+2-1
-3.4Round 3🇵🇰 PAKISTAN54♠♥10+2-1
-3.4Round 18🇨🇳 CHINA173♥♣6=-1
-3.5Round 10🇦🇹 AUSTRIA325♥x♠K-2-18
-3.5Round 12🇮🇳 INDIA194♥♠5+1+0
-3.6Round 5🇵🇱 POLAND133♠♣A-2+7
-3.7Round 16🇸🇪 SWEDEN233NT♥Q+1-1
-3.8Round 2🇹🇷 TURKEY323♣♠K=-10
-4.0Round 2🇹🇷 TURKEY213♥♠6+1-2
-4.0Round 15🇫🇷 FRANCE132♣♠5=-5
-4.1Round 4🇨🇦 CANADA235♣♦10=+0
-4.1Round 16🇸🇪 SWEDEN254♠♠6=-7
-4.2Round 14🇦🇺 AUSTRALIA322♠♥K=-1
-4.4Round 20🇪🇬 EGYPT324♠♥A-1-6
-4.4Round 21🇺🇸 USA1123NT♣5+2+0
-4.5Round 10🇦🇹 AUSTRIA305♦♠J-1-10
-4.6Round 20🇪🇬 EGYPT304♥♦5+2-11
-4.7Round 3🇵🇰 PAKISTAN122♦♥3=-5
-4.9Round 7🇦🇷 ARGENTINA164♥♣9+2-13
-4.9Round 10🇦🇹 AUSTRIA173♥♦J=-7
-5.2Round 5🇵🇱 POLAND161NT♠7-2-6
-5.2Round 10🇦🇹 AUSTRIA194♥♣7=-7
-5.4Round 14🇦🇺 AUSTRALIA213NT♥8+3-1
-5.7Round 12🇮🇳 INDIA315♥x♦5=-8
-6.1Round 2🇹🇷 TURKEY205♣x♥K-3-5
-6.1Round 4🇨🇦 CANADA306♥♦8+1+10
-6.1Round 20🇪🇬 EGYPT174♠♦A-1-10
-6.2Round 9🇮🇱 ISRAEL103♠♣2-2-8
-7.3Round 14🇦🇺 AUSTRALIA263NT♣5=-10
-7.5Round 9🇮🇱 ISRAEL84♥♦10-1-10
-7.7Round 20🇪🇬 EGYPT262♥♦6-2-10
-7.9Round 2🇹🇷 TURKEY245♥♠Q+1-8
-8.0Round 10🇦🇹 AUSTRIA204♥♣3-2-13
-8.7Round 17🇺🇸 USA2107♠♠4-1-17
-9.9Round 21🇺🇸 USA19Pass-12
-10.0Round 9🇮🇱 ISRAEL124♥♠9-1-11
-10.1Round 7🇦🇷 ARGENTINA136♥x♣A-2-9
-10.4Round 10🇦🇹 AUSTRIA293NT♥Q+1-11
-10.8Round 10🇦🇹 AUSTRIA234♦x♣J-2-8
-11.1Round 2🇹🇷 TURKEY186NT♦3=+0
-11.6Round 16🇸🇪 SWEDEN217♠♥A=+0
-11.7Round 17🇺🇸 USA2114♣x♦10-4-9