🇯🇵 NAKAMURA Yoshiyuki · JAPAN

17rank
+107.1Butler · 280 bds
+0.38per board
±4.4swing
+0.32vs par /bd · #30/125
+0.27adjusted /bd
Butler per round: 17.8 -20 25.8 36.9 -16 8.3 -14.1 26.8 2.9 -14.5 -0.3 49.1 9.2 -4.8by round

vs par split: bidding +0.06 · play +0.32

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted +0.27/bd

Card play — on target: opening leads 89.1% #13 of 125 · declarer play 87.8% #8 of 125 · defence 85.7% #92 of 125

Card play by contract type — on target
vs NTvs a suit
Opening leads·89.1% (55)
Declarer play·87.8% (49)
Defence·85.7% (98)

Opening leads by suit led: ♠ 100.0% (11) · ♥ 85.0% (20) · ♦ 92.9% (14) · ♣ 80.0% (10)

vs par by strain: a suit +0.38 (184)

vs par by level: part-score -0.69 (73) · game +1.18 (94) · slam +0.47 (17)

By role: declaring +0.20/bd (-2.35 vs par · 136) · defending +0.56/bd (+2.84 vs par · 144)

By vulnerability: vulnerable +0.71/bd (+0.69 vs par · 140) · not vulnerable +0.05/bd (-0.05 vs par · 140)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1Y.ShimizuA.Hobart – G.MittelmanOpen20+17.8+0.89+0.30
Round 2Y.ShimizuA.Madala – P.LambardiClosed20-20.0-1.00-1.55
Round 4Y.ShimizuF.Gitelman – B.MossOpen20+25.8+1.29+2.00
Round 5Y.ShimizuD.Crombie – M.CornellClosed20+36.9+1.84+2.20
Round 7Y.ShimizuP.Lutostanski – M.KrupowiczOpen20-16.0-0.80-1.75
Round 8Y.ShimizuG.Holman – T.CopeClosed20+8.3+0.42-1.75
Round 10Y.ShimizuA.Khokhlov – M.KhvenClosed20-14.1-0.70+0.15
Round 11Y.ShimizuR.Rizk – P.JoattonOpen20+26.8+1.34+2.80
Round 13Y.ShimizuJ.Sylvan – P.SundelinOpen20+2.9+0.14-0.20
Round 14Y.ShimizuN.Hattar-Ghanem – G.GhanemClosed20-14.5-0.72-1.05
Round 16Y.ShimizuT.Bakkeren – H.BertensOpen20-0.3-0.01-0.05
Round 17Y.ShimizuR.Santos – P.Goncalves PereiraClosed20+49.1+2.46+3.15
Round 19Y.ShimizuA.Versace – L.LauriaOpen20+9.2+0.46-0.05
Round 20Y.ShimizuP.Markey – D.HortonOpen20-4.8-0.24+0.30

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
+14.9Round 5🇳🇿 NEW ZEALAND127♠♦K=+0
+11.4Round 17🇵🇹 PORTUGAL154♥♣A=+8
+11.0Round 16🇳🇱 NETHERLANDS83Nx♠A=+9
+10.8Round 1🇨🇦 CANADA72♣♥2+2+11
+10.8Round 13🇸🇪 SWEDEN154♥x♣10-3+14
+10.5Round 16🇳🇱 NETHERLANDS36♥♦2-1+15
+10.0Round 8🇿🇦 SOUTH AFRICA45♣♥K-4+6
+9.3Round 1🇨🇦 CANADA124♠♥2-1+10
+9.3Round 16🇳🇱 NETHERLANDS76♣♠5-1+17
+9.1Round 5🇳🇿 NEW ZEALAND134♠♥A-1+12
+9.1Round 11🇬🇵 GUADELOUPE133N♠10-2+13
+8.8Round 5🇳🇿 NEW ZEALAND73N♠J-3+10
+8.8Round 7🇵🇱 POLAND73Nx♠J+1+8
+8.4Round 4🇺🇸 USA 273N♣Q-2+8
+8.1Round 5🇳🇿 NEW ZEALAND203N♠7-1+12
+8.0Round 11🇬🇵 GUADELOUPE164♥♣7-1+12
+7.8Round 13🇸🇪 SWEDEN103♠♥5+1+10
+7.6Round 4🇺🇸 USA 253N♥4=+0
+7.6Round 17🇵🇹 PORTUGAL173♦x♥A-4+8
+7.3Round 8🇿🇦 SOUTH AFRICA183N♠10-1+10
+7.1Round 2🇦🇷 ARGENTINA103N♥Q=+10
+6.3Round 19🇮🇹 ITALY176♠♣A=+0
+5.9Round 17🇵🇹 PORTUGAL204♥♣7=+10
+5.8Round 10🇷🇺 RUSSIA106♦♥6=-2
+5.7Round 7🇵🇱 POLAND64♠♣K=+0
+5.7Round 10🇷🇺 RUSSIA194♠♣4=+0
+5.7Round 17🇵🇹 PORTUGAL145♦♠K=+11
+5.6Round 4🇺🇸 USA 264♣♦K=+6
+5.6Round 8🇿🇦 SOUTH AFRICA36♦♣7=-12
+5.6Round 17🇵🇹 PORTUGAL103N♦8-2+13
+5.5Round 16🇳🇱 NETHERLANDS132♠♣7+3+10
+5.4Round 8🇿🇦 SOUTH AFRICA136♥♣2=+0
+5.4Round 20🇦🇺 AUSTRALIA123N♥K=+0
+5.3Round 5🇳🇿 NEW ZEALAND41N♠Q=+5
+5.2Round 2🇦🇷 ARGENTINA65♦♠K-1+12
+5.0Round 4🇺🇸 USA 2145♥x♠K-1+11
+4.9Round 4🇺🇸 USA 295♦x♠A-2+5
+4.9Round 11🇬🇵 GUADELOUPE184♣x♦2-1+11
+4.8Round 2🇦🇷 ARGENTINA183N♠4-2+11
+4.8Round 11🇬🇵 GUADELOUPE115♣♠A=+3
+4.8Round 13🇸🇪 SWEDEN14♠♥5=+7
+4.8Round 20🇦🇺 AUSTRALIA173N♣4+3+10
+4.8Round 20🇦🇺 AUSTRALIA182♠♥10-2+5
+4.7Round 1🇨🇦 CANADA193N♥5=-1
+4.7Round 20🇦🇺 AUSTRALIA194♠♦Q-1+12
+4.5Round 11🇬🇵 GUADELOUPE44♠♣10-2+8
+4.5Round 13🇸🇪 SWEDEN64♦♠A-1+5
+4.4Round 1🇨🇦 CANADA143♥♣Q=+1
+4.4Round 4🇺🇸 USA 2183N♣A-1+5
+4.2Round 17🇵🇹 PORTUGAL111N♠4-1+4
+4.1Round 10🇷🇺 RUSSIA14♥♦5=+3
+4.0Round 11🇬🇵 GUADELOUPE13N♠Q-1+10
+4.0Round 14🇯🇴 JORDAN53♠♥4=+1
+4.0Round 17🇵🇹 PORTUGAL136♥♦A=+0
+3.8Round 8🇿🇦 SOUTH AFRICA63♠♦3=+0
+3.8Round 14🇯🇴 JORDAN131N♦2-1+5
+3.7Round 10🇷🇺 RUSSIA123N♥4-1+5
+3.5Round 11🇬🇵 GUADELOUPE74♦♣3-1+5
+3.5Round 19🇮🇹 ITALY164♥♦K=+0
+3.3Round 1🇨🇦 CANADA206N♠10-2+13
+3.3Round 5🇳🇿 NEW ZEALAND35♣x♦K=+4
+3.3Round 5🇳🇿 NEW ZEALAND93N♠9=+0
+3.2Round 7🇵🇱 POLAND174♠♣J=+0
+3.1Round 8🇿🇦 SOUTH AFRICA114♥♣10-1+5
+3.1Round 17🇵🇹 PORTUGAL53N♥5+2+0
+3.0Round 11🇬🇵 GUADELOUPE23♠♣K-2+5
+3.0Round 17🇵🇹 PORTUGAL195♥x♦4-1+5
+2.8Round 1🇨🇦 CANADA117♠♦Q=+0
+2.8Round 13🇸🇪 SWEDEN123N♥7-2+0
+2.8Round 20🇦🇺 AUSTRALIA73N♥3=+0
+2.7Round 2🇦🇷 ARGENTINA152♥♥2+1+6
+2.7Round 10🇷🇺 RUSSIA36♥♠A-1+17
+2.7Round 16🇳🇱 NETHERLANDS143♥♦A-1+5
+2.6Round 5🇳🇿 NEW ZEALAND175♦♠Q-2+5
+2.6Round 17🇵🇹 PORTUGAL184♠♣K-1-2
+2.5Round 7🇵🇱 POLAND16♥♠10+1+11
+2.4Round 10🇷🇺 RUSSIA24♠♦10=+1
+2.4Round 17🇵🇹 PORTUGAL124♥♦4-1-2
+2.4Round 19🇮🇹 ITALY102N♦6+1+10
+2.3Round 13🇸🇪 SWEDEN202♠♥6-3-7
+2.3Round 19🇮🇹 ITALY44♠♣5+1+0
+2.2Round 14🇯🇴 JORDAN13♠♦A=+1
+2.1Round 4🇺🇸 USA 243N♦A=+0
+2.1Round 17🇵🇹 PORTUGAL33N♥6-1+6
+2.0Round 5🇳🇿 NEW ZEALAND53♥♦2+1+6
+2.0Round 19🇮🇹 ITALY71N♥5=+5
+2.0Round 19🇮🇹 ITALY113N♥2=-1
+2.0Round 20🇦🇺 AUSTRALIA93♠♥K=-6
+2.0Round 20🇦🇺 AUSTRALIA145♥♦J-1+8
+1.9Round 1🇨🇦 CANADA16Pass+3
+1.8Round 4🇺🇸 USA 283N♥Q-3+11
+1.8Round 13🇸🇪 SWEDEN135♣♠3=+2
+1.8Round 17🇵🇹 PORTUGAL23N♥6-1+5
+1.8Round 20🇦🇺 AUSTRALIA113N♥5=+2
+1.7Round 11🇬🇵 GUADELOUPE83N♣2+3-11
+1.7Round 17🇵🇹 PORTUGAL82♠♣7=+0
+1.6Round 11🇬🇵 GUADELOUPE123N♠3-2+5
+1.6Round 20🇦🇺 AUSTRALIA23♣♣3-1-2
+1.5Round 8🇿🇦 SOUTH AFRICA151N♥2=+0
+1.5Round 19🇮🇹 ITALY20Pass+11
+1.4Round 5🇳🇿 NEW ZEALAND113N♠7-3+2
+1.4Round 7🇵🇱 POLAND85♦♠A+1-3
+1.4Round 7🇵🇱 POLAND164♠♣5+1+1
+1.4Round 17🇵🇹 PORTUGAL163♠♥3-1-1
+1.4Round 20🇦🇺 AUSTRALIA83♣♠J-2+0
+1.3Round 2🇦🇷 ARGENTINA82♥♣A=+0
+1.3Round 20🇦🇺 AUSTRALIA33N♦2=-1
+1.2Round 2🇦🇷 ARGENTINA144♠♥A-2+0
+1.2Round 10🇷🇺 RUSSIA72♥♣3=-1
+1.2Round 14🇯🇴 JORDAN22N♣2+1+2
+1.1Round 2🇦🇷 ARGENTINA45♦♠5=-2
+1.1Round 7🇵🇱 POLAND123N♦7-1+5
+1.0Round 5🇳🇿 NEW ZEALAND151N♣2=+2
+1.0Round 8🇿🇦 SOUTH AFRICA194♠♠7-1-1
+1.0Round 10🇷🇺 RUSSIA141♥♦10+3+4
+1.0Round 11🇬🇵 GUADELOUPE62♠♣6+1+0
+1.0Round 19🇮🇹 ITALY31N♠10+1+1
+1.0Round 19🇮🇹 ITALY84♦♠3-2-1
+0.9Round 4🇺🇸 USA 2134♣♦5=+0
+0.9Round 5🇳🇿 NEW ZEALAND12♥♣A+1+1
+0.9Round 8🇿🇦 SOUTH AFRICA123N♦9-2-7
+0.7Round 1🇨🇦 CANADA94♠♦3-1+5
+0.7Round 1🇨🇦 CANADA103N♦6+2+1
+0.7Round 11🇬🇵 GUADELOUPE195♥♦2=+6
+0.7Round 14🇯🇴 JORDAN84♠♥7=+1
+0.7Round 19🇮🇹 ITALY183N♠2+2+0
+0.6Round 4🇺🇸 USA 2164♥♣9+1+0
+0.6Round 5🇳🇿 NEW ZEALAND23N♥6+1+0
+0.6Round 5🇳🇿 NEW ZEALAND101N♠4+1-1
+0.5Round 5🇳🇿 NEW ZEALAND164♥♠6-1-4
+0.5Round 10🇷🇺 RUSSIA45♣♥J=+13
+0.4Round 5🇳🇿 NEW ZEALAND184♠♦4-1-6
+0.4Round 16🇳🇱 NETHERLANDS92♥♣9+1-7
+0.4Round 16🇳🇱 NETHERLANDS114♥♦2-2-1
+0.3Round 2🇦🇷 ARGENTINA124♠♣5=+0
+0.3Round 2🇦🇷 ARGENTINA133N♠8+2+0
+0.3Round 2🇦🇷 ARGENTINA176♦♠J+1-2
+0.3Round 10🇷🇺 RUSSIA153♦♠8=+7
+0.2Round 2🇦🇷 ARGENTINA163N♣8+1-14
+0.2Round 8🇿🇦 SOUTH AFRICA162♥♣K-1+2
+0.2Round 11🇬🇵 GUADELOUPE104♥♠10+1+0
+0.2Round 19🇮🇹 ITALY24♠♠J+1+0
+0.2Round 19🇮🇹 ITALY91N♥9=+0
+0.1Round 14🇯🇴 JORDAN114♠♦9+1+11
+0.1Round 14🇯🇴 JORDAN173N♥5+1+0
+0.1Round 19🇮🇹 ITALY14♥♠2+1-11
-0.0Round 1🇨🇦 CANADA23♦♥K=+6
+0.0Round 4🇺🇸 USA 2204♥♠7+1+0
+0.0Round 5🇳🇿 NEW ZEALAND64♠♣4=+13
+0.0Round 10🇷🇺 RUSSIA92♥♣5+1-7
+0.0Round 11🇬🇵 GUADELOUPE154♥♦A=+0
-0.0Round 13🇸🇪 SWEDEN74♠♦2=+1
-0.0Round 13🇸🇪 SWEDEN84♠♥6=+0
+0.0Round 14🇯🇴 JORDAN181N♠10+2-10
+0.0Round 16🇳🇱 NETHERLANDS103♦♠A-1+0
+0.0Round 20🇦🇺 AUSTRALIA12♦♠A+1+8
+0.0Round 20🇦🇺 AUSTRALIA204♥♦A=+0
-0.1Round 14🇯🇴 JORDAN65♥♠J+1-11
-0.1Round 14🇯🇴 JORDAN104♥♠10+1+0
-0.1Round 19🇮🇹 ITALY143♠♥6+1-6
-0.2Round 2🇦🇷 ARGENTINA207N♥10=+0
-0.3Round 4🇺🇸 USA 2154♥♣Q+1+0
-0.3Round 8🇿🇦 SOUTH AFRICA142♠♥7+1-6
-0.3Round 11🇬🇵 GUADELOUPE33N♥10=+0
-0.4Round 1🇨🇦 CANADA84♠♣2=+1
-0.4Round 7🇵🇱 POLAND93N♥2+1+0
-0.4Round 10🇷🇺 RUSSIA83♣♥K+1+0
-0.4Round 10🇷🇺 RUSSIA163N♦5=+0
-0.4Round 14🇯🇴 JORDAN20Pass-3
-0.5Round 2🇦🇷 ARGENTINA33N♦A+2-11
-0.5Round 7🇵🇱 POLAND194♥♠5+1-11
-0.5Round 14🇯🇴 JORDAN154♠♥3=+0
-0.5Round 17🇵🇹 PORTUGAL62N♥4=+0
-0.6Round 8🇿🇦 SOUTH AFRICA103N♥3+2+0
-0.7Round 11🇬🇵 GUADELOUPE204♥♦A+1-1
-0.7Round 16🇳🇱 NETHERLANDS42N♠2=+0
-0.7Round 16🇳🇱 NETHERLANDS51N♥2-1-1
-0.8Round 8🇿🇦 SOUTH AFRICA13N♣2=+0
-0.8Round 8🇿🇦 SOUTH AFRICA202♦♣8+1+0
-0.8Round 13🇸🇪 SWEDEN24♥♦10+1+0
-0.8Round 17🇵🇹 PORTUGAL43N♠4+1-1
-0.9Round 1🇨🇦 CANADA14♥♣6+2+11
-0.9Round 1🇨🇦 CANADA183N♠5+4-3
-0.9Round 7🇵🇱 POLAND113♠♣A-2+0
-0.9Round 8🇿🇦 SOUTH AFRICA22♠♦4+2-8
-1.0Round 4🇺🇸 USA 2194♥♦J+1+0
-1.1Round 11🇬🇵 GUADELOUPE144♠♦9+2-1
-1.2Round 4🇺🇸 USA 214♥x♠5-2-3
-1.2Round 4🇺🇸 USA 224♠♣7=+0
-1.2Round 8🇿🇦 SOUTH AFRICA53N♦5+1+0
-1.2Round 14🇯🇴 JORDAN42N♥K+2-9
-1.3Round 11🇬🇵 GUADELOUPE94♠♥5=+0
-1.3Round 13🇸🇪 SWEDEN162N♠2=-7
-1.5Round 1🇨🇦 CANADA151N♠9+1-9
-1.5Round 14🇯🇴 JORDAN141N♠2-2+0
-1.5Round 16🇳🇱 NETHERLANDS182♠♣4-1+0
-1.5Round 19🇮🇹 ITALY134♠♥5=+13
-1.6Round 2🇦🇷 ARGENTINA25♣♦A=+2
-1.6Round 10🇷🇺 RUSSIA203♣♠A-1+1
-1.6Round 16🇳🇱 NETHERLANDS123N♣J+3-13
-1.7Round 1🇨🇦 CANADA173♦♣3+2-6
-1.8Round 10🇷🇺 RUSSIA133N♥2-2-7
-1.8Round 17🇵🇹 PORTUGAL14♥♦6+2+11
-1.8Round 17🇵🇹 PORTUGAL94♥♠K-1-5
-1.8Round 19🇮🇹 ITALY154♠♥7+1+0
-1.9Round 1🇨🇦 CANADA43N♥3-1-12
-1.9Round 4🇺🇸 USA 2124♣♦A=+0
-1.9Round 13🇸🇪 SWEDEN33N♥5=+1
-1.9Round 20🇦🇺 AUSTRALIA152♠♥A=+0
-2.0Round 4🇺🇸 USA 2102♥♠J-1-6
-2.0Round 7🇵🇱 POLAND33N♣2+1+0
-2.0Round 7🇵🇱 POLAND43N♣4+2-1
-2.0Round 16🇳🇱 NETHERLANDS13♦♠A+2-1
-2.0Round 20🇦🇺 AUSTRALIA54♥♦A+1+0
-2.1Round 19🇮🇹 ITALY63♠♥K-1-4
-2.2Round 4🇺🇸 USA 233♦♠8-1+3
-2.2Round 19🇮🇹 ITALY191N♠K=+0
-2.2Round 20🇦🇺 AUSTRALIA163N♦5-1-4
-2.3Round 19🇮🇹 ITALY53N♠4=-13
-2.4Round 1🇨🇦 CANADA63♣♥A-2-5
-2.5Round 13🇸🇪 SWEDEN94♥♠J=+0
-2.5Round 13🇸🇪 SWEDEN173♣♥Q=-5
-2.5Round 16🇳🇱 NETHERLANDS62N♠J=-1
-2.7Round 4🇺🇸 USA 2114♠♦A+1+0
-2.7Round 7🇵🇱 POLAND103♥♥7=-6
-2.7Round 7🇵🇱 POLAND182♥♦A-1-2
-2.8Round 1🇨🇦 CANADA54♥♠6-2-7
-2.8Round 7🇵🇱 POLAND132♥♣Q=+0
-2.8Round 13🇸🇪 SWEDEN194♠♥9-2+0
-2.8Round 16🇳🇱 NETHERLANDS22♠♦3-1-5
-3.0Round 4🇺🇸 USA 2174♥♣2+1+0
-3.1Round 13🇸🇪 SWEDEN113N♥J+2+0
-3.1Round 14🇯🇴 JORDAN163♣♣Q+2-2
-3.1Round 16🇳🇱 NETHERLANDS162♠♥J+1+0
-3.2Round 2🇦🇷 ARGENTINA92♠♦J-1+2
-3.2Round 7🇵🇱 POLAND23♠♠7+1-10
-3.2Round 7🇵🇱 POLAND141N♥3+3-2
-3.2Round 8🇿🇦 SOUTH AFRICA86♣♥4+1-11
-3.4Round 13🇸🇪 SWEDEN143♣♦Q+2-7
-3.5Round 13🇸🇪 SWEDEN44♠♦A-1-6
-3.5Round 13🇸🇪 SWEDEN184♥♦6+1+0
-3.6Round 14🇯🇴 JORDAN34♠♦A=+10
-3.9Round 7🇵🇱 POLAND202N♦7-2-3
-4.0Round 1🇨🇦 CANADA133♥♠6=-7
-4.0Round 14🇯🇴 JORDAN75♠♣K=+0
-4.0Round 14🇯🇴 JORDAN91N♠3+3-6
-4.0Round 14🇯🇴 JORDAN124♠♦J+1+0
-4.0Round 19🇮🇹 ITALY122♠♥Q=-5
-4.0Round 20🇦🇺 AUSTRALIA133N♦4=+1
-4.1Round 14🇯🇴 JORDAN192N♥5-2-11
-4.3Round 1🇨🇦 CANADA33♠♦K=-6
-4.3Round 10🇷🇺 RUSSIA114♥♣K-1-4
-4.3Round 16🇳🇱 NETHERLANDS154♥♦J-2-7
-4.6Round 10🇷🇺 RUSSIA65♦x♣A-4-7
-4.9Round 7🇵🇱 POLAND154♥♣A-2-11
-5.3Round 2🇦🇷 ARGENTINA115♣x♥K-3-10
-5.4Round 16🇳🇱 NETHERLANDS193♥♦Q=-6
-6.0Round 8🇿🇦 SOUTH AFRICA173N♥7=+1
-6.1Round 5🇳🇿 NEW ZEALAND83N♦10=-6
-6.4Round 16🇳🇱 NETHERLANDS173♣♠7+1-5
-6.6Round 13🇸🇪 SWEDEN53N♥6-1-12
-6.7Round 2🇦🇷 ARGENTINA73♠x♥K-1-2
-6.8Round 2🇦🇷 ARGENTINA193N♥3-1-10
-6.8Round 11🇬🇵 GUADELOUPE53N♦7=+1
-7.2Round 10🇷🇺 RUSSIA53N♠8-1-6
-7.7Round 20🇦🇺 AUSTRALIA66♥♠3=-12
-7.9Round 8🇿🇦 SOUTH AFRICA95♠x♥A=-8
-8.4Round 10🇷🇺 RUSSIA186♠♣7=+0
-8.5Round 17🇵🇹 PORTUGAL74♠♦J-1-7
-8.8Round 2🇦🇷 ARGENTINA12♥♠4-1-10
-8.8Round 8🇿🇦 SOUTH AFRICA72♠♦A-1-6
-9.0Round 5🇳🇿 NEW ZEALAND196♠♥A=+0
-9.1Round 16🇳🇱 NETHERLANDS203N♥8=-10
-9.4Round 20🇦🇺 AUSTRALIA43N♦8-2-8
-10.0Round 11🇬🇵 GUADELOUPE174♠♦Q-1-10
-10.2Round 20🇦🇺 AUSTRALIA105♥♠3-1-7
-10.8Round 5🇳🇿 NEW ZEALAND143♠♣4=-11
-10.9Round 7🇵🇱 POLAND52♣♥5+3-11
-11.4Round 2🇦🇷 ARGENTINA56♣x♠A-1-13
-12.8Round 10🇷🇺 RUSSIA174♠x♥6=-14