🇯🇵 YAMADA Akihiko · JAPAN

125rank
-110.3Butler · 224 bds
-0.49per board
±4.4swing
+0.09vs par /bd · #62/135
-0.61adjusted /bd
Butler per round: -43 -39.8 3.9 -32.5 -20 -23.8 23.8 -3.4 28.6 14.7 -24.1 7.9 -2.3 -0.3by round

vs par split: bidding +0.38 · play -0.23

Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted -0.61/bd

Card play — on target: opening leads 77.8% #64 of 135 · declarer play 70.5% #93 of 135 · defence 88.9% #38 of 135

Card play by contract type — on target
vs NTvs a suit
Opening leads58.3% (12)84.8% (33)
Declarer play50.0% (16)77.8% (45)
Defence89.7% (29)88.6% (88)

Opening leads by suit led: ♠ 72.7% (11) · ♥ 81.8% (11) · ♦ 62.5% (8) · ♣ 86.7% (15)

vs par by strain: NT +0.02 (62) · a suit +0.20 (159)

vs par by level: part-score -0.25 (77) · game +0.23 (128) · slam +1.38 (16)

By role: declaring -0.59/bd (-2.35 vs par · 107) · defending -0.41/bd (+2.33 vs par · 117)

By vulnerability: vulnerable -0.67/bd (-0.20 vs par · 112) · not vulnerable -0.31/bd (+0.38 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.OhnoB.Van Der Hoek – L.HoflandClosed16-43.0-2.69-1.06
Round 2K.OhnoD.Kendrick – T.WardOpen16-39.8-2.49-4.88
Round 4K.OhnoX.Shen – M.ShenClosed16+3.9+0.24+1.50
Round 6K.OhnoR.Maesel – H.MaeselClosed16-32.5-2.03-1.44
Round 8K.OhnoJ.Wolfson – S.GarnerOpen16-20.0-1.25-0.12
Round 9K.OhnoS.Saha – S.DasClosed16-23.8-1.49-1.31
Round 11K.OhnoH.Sumar – D.ValraniOpen16+23.8+1.49+2.12
Round 12K.OhnoW.Lazer – P.GumbyClosed16-3.4-0.21-0.69
Round 13K.OhnoA.Nurhalim – B.PoliiClosed16+28.6+1.79+2.62
Round 14K.OhnoT.Rusev – H.HristovOpen16+14.7+0.92+3.50
Round 16K.OhnoK.Chiu – V.LiOpen16-24.1-1.51-1.69
Round 18K.OhnoC.Giraud – P.DordhainOpen16+7.9+0.49+0.94
Round 19K.OhnoC.Chang – P.HuangOpen16-2.3-0.14+0.31
Round 21K.OhnoG.Mittelman – K.BercusonOpen16-0.3-0.02+1.50

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.

ButlerRoundOpponentsBdContractLeadResvs par
+12.5Round 18🇷🇪 REUNION205♠♦9-1+13
+11.1Round 13🇮🇩 INDONESIA103NT♦7=+10
+10.7Round 11🇦🇪 U.A.E.42NT♣3-4+14
+10.5Round 14🇧🇬 BULGARIA187♣x♠A-2+13
+9.2Round 14🇧🇬 BULGARIA204♥♦Q=+10
+8.8Round 4🇨🇳 CHINA294♥♣2-1+13
+8.5Round 18🇷🇪 REUNION264♠♣A-3+4
+8.3Round 13🇮🇩 INDONESIA94♠♦9=+6
+7.8Round 16🇭🇰 CHINA HONG KONG302♥x♠9-2+5
+7.7Round 11🇦🇪 U.A.E.31NTx♦2+4+5
+7.1Round 21🇨🇦 CANADA123NT♥6=+10
+6.8Round 19🇹🇼 CHINESE TAIPEI44♥♣5=+0
+6.7Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND286♠♣A=+0
+6.3Round 11🇦🇪 U.A.E.12♦♥K-3+6
+6.1Round 11🇦🇪 U.A.E.94♥x♣A=+5
+5.7Round 6🇳🇴 NORWAY216♠x♥Q-1+11
+5.5Round 18🇷🇪 REUNION212♥♣2+1+1
+5.4Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND223NT♦Q+3+3
+5.3Round 18🇷🇪 REUNION323♦♠10-1+6
+5.2Round 1🇳🇱 NETHERLANDS73♠♣A-2+10
+5.1Round 13🇮🇩 INDONESIA134♠♥Q-2+7
+5.0Round 13🇮🇩 INDONESIA42♦♣3+3+17
+4.9Round 6🇳🇴 NORWAY323NT♥7+3+1
+4.9Round 21🇨🇦 CANADA134♣♦6-2+2
+4.8Round 14🇧🇬 BULGARIA303NT♠4=+7
+4.7Round 13🇮🇩 INDONESIA114♠♣K+1+0
+4.2Round 9🇮🇳 INDIA45♥x♠A-3+16
+4.1Round 14🇧🇬 BULGARIA273NT♥K-3+7
+4.0Round 9🇮🇳 INDIA166♦♦J+1+1
+3.9Round 12🇦🇺 AUSTRALIA275♣♥K=+0
+3.8Round 19🇹🇼 CHINESE TAIPEI33NT♥J+3+17
+3.6Round 12🇦🇺 AUSTRALIA282♥♠A=+0
+3.6Round 14🇧🇬 BULGARIA232NT♦8+2+9
+3.6Round 18🇷🇪 REUNION303♥x♣10-1+0
+3.6Round 19🇹🇼 CHINESE TAIPEI83♠♣10-1+5
+3.5Round 1🇳🇱 NETHERLANDS34♠♥5=+13
+3.5Round 12🇦🇺 AUSTRALIA262♦♣A-1+5
+3.4Round 13🇮🇩 INDONESIA74♥♠6-2+8
+3.3Round 8🇺🇸 USA 2316NT♠9=+0
+3.2Round 13🇮🇩 INDONESIA143NT♣4+1+0
+3.1Round 16🇭🇰 CHINA HONG KONG324♠♥6=+1
+2.9Round 4🇨🇳 CHINA305♣♦10+1+11
+2.8Round 11🇦🇪 U.A.E.83♦♥2-1+5
+2.8Round 12🇦🇺 AUSTRALIA194♥♠K-2+3
+2.7Round 9🇮🇳 INDIA113♥♣5-1-2
+2.7Round 11🇦🇪 U.A.E.103♥♠K+1+1
+2.5Round 4🇨🇳 CHINA184♠♣8-1-2
+2.5Round 8🇺🇸 USA 2213♥♠K=+1
+2.5Round 18🇷🇪 REUNION173NT♦8-2+6
+2.4Round 16🇭🇰 CHINA HONG KONG223NT♣8+1+0
+2.3Round 8🇺🇸 USA 2263♦♠K-1+1
+2.1Round 13🇮🇩 INDONESIA164♠♥A=-1
+2.0Round 14🇧🇬 BULGARIA283NT♥2+1-1
+2.0Round 21🇨🇦 CANADA92♠♠Q-1+5
+1.8Round 13🇮🇩 INDONESIA53NT♠Q+2+0
+1.7Round 8🇺🇸 USA 2254♠♣Q=+0
+1.7Round 11🇦🇪 U.A.E.163NT♥10+3+3
+1.7Round 12🇦🇺 AUSTRALIA217♠♦5=+0
+1.7Round 16🇭🇰 CHINA HONG KONG276♥♦5=+0
+1.7Round 21🇨🇦 CANADA143♥♥6-1+5
+1.6Round 11🇦🇪 U.A.E.112NT♠K=+1
+1.6Round 11🇦🇪 U.A.E.134♠♣K-1+12
+1.5Round 1🇳🇱 NETHERLANDS113♠♠9=+6
+1.5Round 9🇮🇳 INDIA64♠♥6-1+6
+1.5Round 12🇦🇺 AUSTRALIA201NT♣3-3-7
+1.4Round 4🇨🇳 CHINA242♠♥9-2+5
+1.4Round 4🇨🇳 CHINA253NT♣9+1+13
+1.3Round 4🇨🇳 CHINA324♠♣5+1+1
+1.3Round 14🇧🇬 BULGARIA173♠♦A-1+4
+1.3Round 21🇨🇦 CANADA23NT♣Q+2+0
+1.2Round 16🇭🇰 CHINA HONG KONG283♣♠9=+0
+1.2Round 16🇭🇰 CHINA HONG KONG294♠♥K+1+0
+1.2Round 19🇹🇼 CHINESE TAIPEI145♦♠Q+1+15
+1.0Round 19🇹🇼 CHINESE TAIPEI113NT♥J=+1
+1.0Round 19🇹🇼 CHINESE TAIPEI133NT♥2-1-5
+1.0Round 19🇹🇼 CHINESE TAIPEI162♠♣2=+0
+0.9Round 18🇷🇪 REUNION252♠♣8+1+0
+0.8Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♠♥Q+1+0
+0.8Round 13🇮🇩 INDONESIA32♠♦K+1+0
+0.7Round 4🇨🇳 CHINA283♣♦7+1+0
+0.7Round 14🇧🇬 BULGARIA294♥♥6+1+0
+0.7Round 14🇧🇬 BULGARIA324♠♦K+1+0
+0.6Round 8🇺🇸 USA 2272♠♥5-2+0
+0.6Round 12🇦🇺 AUSTRALIA294♥♥7+2+13
+0.5Round 12🇦🇺 AUSTRALIA304♠♥A=+3
+0.5Round 12🇦🇺 AUSTRALIA314♠♣5=+1
+0.4Round 19🇹🇼 CHINESE TAIPEI71NT♥4+1-9
+0.3Round 1🇳🇱 NETHERLANDS23NT♥5+1-1
+0.3Round 4🇨🇳 CHINA204♠♠5+1+0
+0.3Round 9🇮🇳 INDIA56♠♦8+1+11
+0.3Round 9🇮🇳 INDIA84♠♥2+1+0
+0.3Round 18🇷🇪 REUNION274♥♦4=-1
+0.2Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND254♠♥6-1-5
+0.2Round 6🇳🇴 NORWAY173♠♦9=-7
+0.2Round 13🇮🇩 INDONESIA13♥♣8-1+4
+0.1Round 1🇳🇱 NETHERLANDS44♥♣J+1+13
+0.1Round 11🇦🇪 U.A.E.141♥♦6=+5
+0.1Round 13🇮🇩 INDONESIA153♥♣Q+1+1
+0.1Round 21🇨🇦 CANADA13NT♣4-1-3
+0.0Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND263NT♠9=+0
-0.0Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND294♥♣A=-1
+0.0Round 8🇺🇸 USA 2234♠♠6+3+12
+0.0Round 8🇺🇸 USA 2323NT♠4+1+0
+0.0Round 11🇦🇪 U.A.E.124♠♥3+1-13
+0.0Round 14🇧🇬 BULGARIA313NT♣2=+1
-0.0Round 19🇹🇼 CHINESE TAIPEI13NT♠8+2+1
+0.0Round 21🇨🇦 CANADA31♦♦2-1+3
-0.1Round 1🇳🇱 NETHERLANDS162♦♣6+2-7
-0.1Round 6🇳🇴 NORWAY224♠♥3-1-5
-0.1Round 9🇮🇳 INDIA12♠♦Q-1-2
-0.1Round 12🇦🇺 AUSTRALIA324♠♣K+1+0
-0.1Round 21🇨🇦 CANADA104♥♣2+1+0
-0.2Round 19🇹🇼 CHINESE TAIPEI53NT♦3+1+0
-0.3Round 19🇹🇼 CHINESE TAIPEI151NT♦10+1+0
-0.3Round 21🇨🇦 CANADA84♥♠Q-2+5
-0.4Round 4🇨🇳 CHINA262♥♠6=-6
-0.4Round 21🇨🇦 CANADA54♥♦A+1+0
-0.4Round 21🇨🇦 CANADA153NT♦6+1+0
-0.5Round 11🇦🇪 U.A.E.153NT♣K+3+14
-0.5Round 12🇦🇺 AUSTRALIA184♥♣4+1+0
-0.5Round 12🇦🇺 AUSTRALIA244♥♣2+1+0
-0.6Round 6🇳🇴 NORWAY231NT♥A-1+1
-0.6Round 18🇷🇪 REUNION231NT♣10+1+0
-0.7Round 6🇳🇴 NORWAY183NT♦6=-1
-0.7Round 8🇺🇸 USA 2303NT♥3+2-1
-0.7Round 14🇧🇬 BULGARIA214♠♠7=+0
-0.7Round 14🇧🇬 BULGARIA223♥♣10=+10
-0.9Round 6🇳🇴 NORWAY253♠♥8=+0
-0.9Round 13🇮🇩 INDONESIA84♠♣K+1+0
-1.0Round 4🇨🇳 CHINA172NT♥5-2-6
-1.0Round 8🇺🇸 USA 2204♠♥J+2-2
-1.0Round 14🇧🇬 BULGARIA254♠♥8-1+6
-1.0Round 18🇷🇪 REUNION284♥♣9=+1
-1.0Round 19🇹🇼 CHINESE TAIPEI93♦♣8=+1
-1.1Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND175♥♠6+1-1
-1.2Round 9🇮🇳 INDIA134♠♥9=-9
-1.3Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND272♣♦4+3-6
-1.4Round 4🇨🇳 CHINA234♥♦3+1+13
-1.4Round 6🇳🇴 NORWAY314♠♥J+2-1
-1.5Round 4🇨🇳 CHINA314♥♦2+1+0
-1.6Round 4🇨🇳 CHINA273♠♣K=-1
-1.6Round 13🇮🇩 INDONESIA123♥♥A=+0
-1.6Round 16🇭🇰 CHINA HONG KONG246♠♣A=+0
-1.6Round 18🇷🇪 REUNION184♥♣J+1+0
-1.7Round 9🇮🇳 INDIA143NT♠Q=+1
-1.7Round 12🇦🇺 AUSTRALIA222♥♠4=+0
-1.7Round 18🇷🇪 REUNION193NT♦6+2-2
-1.7Round 21🇨🇦 CANADA42♠♣7+1-1
-1.8Round 1🇳🇱 NETHERLANDS143NT♠8-1-10
-1.8Round 8🇺🇸 USA 2182♠♣Q+1-6
-1.9Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND322♠♦10=+0
-1.9Round 19🇹🇼 CHINESE TAIPEI62♦♦Q+1+0
-2.0Round 8🇺🇸 USA 2244♥♦8+1-10
-2.0Round 16🇭🇰 CHINA HONG KONG20Pass-3
-2.1Round 6🇳🇴 NORWAY284♠♠3+1-1
-2.2Round 4🇨🇳 CHINA213NT♥7=+1
-2.2Round 6🇳🇴 NORWAY304♥♠7=+1
-2.2Round 11🇦🇪 U.A.E.5Pass-12
-2.3Round 12🇦🇺 AUSTRALIA252♠♥7+1-11
-2.3Round 13🇮🇩 INDONESIA6Pass+3
-2.3Round 21🇨🇦 CANADA162♥♦2-2-5
-2.4Round 6🇳🇴 NORWAY193♦♥J+1+0
-2.5Round 8🇺🇸 USA 2224♥♦8-2-6
-2.6Round 9🇮🇳 INDIA75♦♣A-1-12
-2.7Round 1🇳🇱 NETHERLANDS51NT♣7-1-5
-2.7Round 8🇺🇸 USA 2293NT♣2+3+13
-2.7Round 9🇮🇳 INDIA123♠♦6-1-6
-2.7Round 11🇦🇪 U.A.E.22♥♦K+2-1
-2.7Round 16🇭🇰 CHINA HONG KONG261NT♠3=-5
-2.8Round 1🇳🇱 NETHERLANDS153♥♦A-1-5
-3.1Round 9🇮🇳 INDIA154♠♥8-2-8
-3.2Round 1🇳🇱 NETHERLANDS121NT♠3=+1
-3.2Round 1🇳🇱 NETHERLANDS134♠♦2=-17
-3.2Round 19🇹🇼 CHINESE TAIPEI22♠♦Q=-6
-3.2Round 21🇨🇦 CANADA64♠♥6+2-11
-3.4Round 1🇳🇱 NETHERLANDS92♠♦5-1-4
-3.4Round 16🇭🇰 CHINA HONG KONG194♠♥J=+0
-3.6Round 4🇨🇳 CHINA225♦♠K-3-7
-3.7Round 4🇨🇳 CHINA194♥♦A-2-11
-3.7Round 16🇭🇰 CHINA HONG KONG173♥♣7-1-4
-3.7Round 21🇨🇦 CANADA116♦♥A=+2
-3.8Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND212♠♦K+1-7
-3.8Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND313♥♦4+1-7
-4.0Round 6🇳🇴 NORWAY273♣♣6-2-6
-4.2Round 1🇳🇱 NETHERLANDS14♠♦A=+0
-4.2Round 16🇭🇰 CHINA HONG KONG314♥♣9=+0
-4.4Round 9🇮🇳 INDIA33NT♥8=+0
-4.7Round 14🇧🇬 BULGARIA243NT♠4=+0
-4.7Round 18🇷🇪 REUNION314♥♠3+1-1
-4.8Round 6🇳🇴 NORWAY264♠♣K=-10
-5.0Round 12🇦🇺 AUSTRALIA176♠x♣A-3-5
-5.1Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND303NT♦4-1-10
-5.1Round 8🇺🇸 USA 2196♠♦2+1+13
-5.2Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND181NT♦K-3-5
-5.3Round 16🇭🇰 CHINA HONG KONG233♣♣5-2-7
-5.3Round 21🇨🇦 CANADA74♥♠Q+1+12
-5.6Round 9🇮🇳 INDIA102NT♣7-1-6
-5.6Round 16🇭🇰 CHINA HONG KONG183NT♥5=+0
-5.8Round 19🇹🇼 CHINESE TAIPEI123NT♥9=-7
-5.9Round 14🇧🇬 BULGARIA194♣♥10-1+2
-6.0Round 11🇦🇪 U.A.E.75♦♦5-4-11
-6.1Round 11🇦🇪 U.A.E.67♠♣Q=+0
-6.2Round 16🇭🇰 CHINA HONG KONG254♠♥K=-8
-6.3Round 6🇳🇴 NORWAY245♦♣A=+0
-6.4Round 8🇺🇸 USA 2173NT♥K-3-7
-6.6Round 18🇷🇪 REUNION225♥♣J=-8
-6.7Round 1🇳🇱 NETHERLANDS83NT♠Q+3+14
-6.7Round 18🇷🇪 REUNION243♦♣4+2-6
-6.8Round 16🇭🇰 CHINA HONG KONG215♣♥4-1-6
-7.3Round 9🇮🇳 INDIA96♦♥5-1-11
-8.1Round 9🇮🇳 INDIA26♠♣A=+0
-8.2Round 8🇺🇸 USA 2283♣♠5-1-10
-8.3Round 6🇳🇴 NORWAY204♠♦10=+0
-8.3Round 18🇷🇪 REUNION293NT♠4=+2
-8.5Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193NT♦9-1-10
-8.7Round 19🇹🇼 CHINESE TAIPEI105♦x♣2-2-8
-9.2Round 14🇧🇬 BULGARIA263NT♥5-1-12
-9.5Round 6🇳🇴 NORWAY294♥♣8-1-6
-9.9Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND233NT♥5-2-13
-11.5Round 1🇳🇱 NETHERLANDS65♠x♦A-3-9
-11.9Round 12🇦🇺 AUSTRALIA233NT♠8-2-13
-12.3Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND204NT♣5+1-16
-12.4Round 13🇮🇩 INDONESIA26♥♠3-1-13
-14.0Round 1🇳🇱 NETHERLANDS104♥x♠4=-16