Just for my interest, I made a short statistic of the first week main tournament participant countries. And then, why not share it...
198 DE 72 JP 50 FR 39 NL 25 FI 20 UK 17 CZ 16 RU 10 KR 10 BE 9 RO 9 IT 8 AT 7 CH 4 SE 4 PL 4 ES 4 DK 3 RS 3 NO 3 HU 3 CY 3 AZ 2 SK 2 IE 2 AU 1 US 1 UA 1 TW 1 LU 1 KZ 1 CA
The method: cut and paste the round 3 results list and give it to the following command (I had saved it with the name "koe":
It does seem large but there is something of a tourism industry in JP of people travelling to the EU or US go congresses. 15 years ago or so, when I used to go to the US congress, Nakayama-sensei used to escort a Japanese tour group of 20 or more people, and some other people came on their own. I imagine it might be true that travelling to EU would be easier (closer to JP) so that might explain part of the size of the number.
241 DE 76 JP 57 FR 49 NL 25 FI 21 UK 19 CZ 18 RU 11 RO 11 IT 10 KR 10 BE 8 AT 7 CH 4 SE 4 PL 4 ES 4 DK 3 RS 3 NO 3 HU 3 CY 3 AZ 2 US 2 SK 2 IE 2 AU 1 UA 1 TW 1 LU 1 KZ 1 CN 1 CA
This year players by participating country after 3 rounds
105 DE 55 FR 51 JP 37 PL 36 NL 30 FI 27 RU 26 CZ 25 CN 17 UK 17 KR 14 LT 13 HU 9 NO 9 CH 8 AT 7 TR 7 IT 6 US 6 RS 5 UA 5 SE 4 RO 4 ES 4 DK 4 BE 2 SK 2 AZ 2 AU 1 LU 1 IS 1 IL 1 EE 1 BA
71 de 55 fr 46 jp 41 ro 28 cn 26 cz 25 ru 17 nl 13 uk 11 ua 11 fi 8 it 8 hu 6 se 6 no 6 at 5 il 5 ch 4 rs 4 pl 4 es 3 sk 3 lt 3 kr 2 us 2 tr 2 gr 2 ca 2 be 2 au 1 lu 1 is 1 hr 1 ee 1 dk 1 ba