2017 World Riichi Championship

The 2017 World Riichi Championship is a Japanese mahjong tournament that took place from October 4-8, 2017. The tournament was held in Las Vegas, Nevada at the Palms Casino Resort. This is the second edition of the World Riichi Championship series, hosted by the United States Professional Mahjong League (USPML).

2017 World Riichi Championship

WRC logo
Location Las Vegas, Nevada, USA
Host USPML
Date October 4-8, 2017
Type World championship
Player count 240 (est.) players
Finalists
Champion {{{First}}}
Runner up {{{Second}}}
Third {{{Third}}}
Fourth {{{Fourth}}}

Rules in effect

The rules in effect will be the World Riichi Rules, nearly identical to the 2014 WRC, with a minor revision in 2015.

Quota distribution

As of February 12, 2017, the distribution of the 240 available seats has been made as follows.

The rough split is currently fairly evenly distributed between four groups: Europe, Japan, North America, WRC (invites and players who got to top 32 in WRC 2014) + RoW.

—World Riichi Championship, on Facebook

Actual participation

Country participation
Country Number Invites Total
USA 44 2 46
CAN 2 0 2
MEX 1 0 1
North America 47 2 49
RUS 5 0 5
DEN 9 0 9
GER 7 0 7
GBR 9 2 11
NED 5 0 5
POL 6 0 6
AUT 5 1 6
FIN 7 0 7
FRA 6 2 8
SVK 4 0 4
SWE 4 0 4
UKR 3 0 3
HUN 1 0 1
SUI 0 0 0
Europe 73 5 78
JPN (Japan) 80 0 80
ARG 3 0 3
AUS 2 0 2
BRA 2 0 2
CHN 3 0 3
CHL 1 0 1
IRN 1 0 1
KOR 0 0 0
NOR (non-EMA) 1 0 1
SGP 4 0 4
Rest of World 18 0 17
Total 224

Notes:
South Korea and Switzerland did have registered participants that had to desist. Total attendance is thus 224 players from 25 countries (not 27).

Tournament format

Players will play out 9 hanchan. They will be subdivided into Groups A and Group B. Out of the total participant count, the top 32 will proceed into an elimination tournament. At each stage, they will play 2 hanchan. Tournament days 1 and 2 will have 4 hanchan each, while day 3 will have the 9th hanchan immediately followed by the first two stages of the elimination tournament. Day 4 will include the semifinal and the final.

Participant list and preliminary results

Elimination stages

Summary of results by country

As there is no official rankings by country available, the table below is presenting the best, average, median and worst scores, as well as a composite score (the average of all four). Players placing equally with another player are ranked as a half-rank lower, in order to maintain statistical comparability.

 
Statistical averages based on player final rankings
Country Best Average Median Worst Composite
Chile 77.00 77.00 77.00 77.00 77.00
Brazil 56.00 79.50 79.50 103.00 79.50
Hungary 81.00 81.00 81.00 81.00 81.00
Singapore 44.00 90.50 91.00 136.00 90.38
Ukraine 60.00 95.33 111.00 115.00 95.33
Japan* 1.00 000 000 200.00 (100.50)
Finland* 22.00 000 000 187.00 (104.50)
Sweden 54.00 108.63 108.75 163.00 108.59
China 88.00 110.00 104.00 128.00 110.00
Austria* 7.00 000 000 214.00 (110.50)
United Kingdom* 23.50 000 000 205.00 (114.25)
United States* 26.00 000 000 223.00 (121.50)
Australia 76.00 126.50 126.50 177.00 126.50
Slovakia 46.00 129.75 132.00 209.00 129.19
Poland 69.00 132.17 134.50 188.00 130.92
Netherlands* 23.50 142.10 139.00 222.00 131.65
Russia 59.00 140.75 163.00 178.00 135.19
France 42.00 148.94 146.75 217.00 138.67
Denmark 62.00 000 000 219.00 (140.50)
Argentina 120.00 153.33 124.00 216.00 153.33
Germany 79.00 180.57 204.00 221.00 171.14
Norway 189.00 189.00 189.00 189.00 189.00
Canada 197.00 204.00 204.00 211.00 204.00
Iran 215.00 215.00 215.00 215.00 215.00
Mexico 224.00 224.00 224.00 224.00 224.00

External links