Tournaments - 2009
Notes
- Tournaments over two years old have half the weight.
- When a tournament is over four years old, it will no longer contribute to the MERS.
Certified Tournaments (MCR)
| Id | Date | Place | Tournament | Weight | Players | Represented countries | Contribute to the Ranking |
| 44 | 17 Jan. 2009 |  Arhus |
MCR Open Danish Mahjong Championship 2009 | 2 | 20 | 2 | 100% |
| 45 | 18 Jan. 2009 |  Mestre |
MCR Italian Tournament 2009 | 1 | 44 | 4 | 100% |
| 46 | 14-15 Mar. 2009 |  Graz |
Austrian Bamboo Tournament 2009 | 1 | 24 | 3 | 100% |
| 47 | 28 Mar. 2009 | Copenhagen |
MCR Copenhagen Open 2009 | 1 | 28 | 3 | 100% |
| 48 | 4-5 April 2009 |  Murcia |
MCR Spanish Open 2009 | 2 | 20 | 3 | 100% |
| 49 | 18-19 April 2009 |  Paris |
Championnat de France 2009 | 2 | 96 | 13 | 100% |
| 50 | 9 May 2009 |  Temse |
MCR Belgian Open 2009 | 2 | 56 | 5 | 100% |
| 51 | 30-31 May 2009 |  Almere |
Tile Hog 2009 - Dutch Open | 2 | 68 | 7 | 100% |
| 52 | 1-5 July 2009 | Baden |
OEMC2009 | 5 | 152 | 16 | 100% |
| 53 | 11-12 July 2009 |  Dunaújváros |
4th Hungarian Open / Sisi Cup 2009 vol. I | 2 | 64 | 6 | 100% |
| 54 | 19-20 July 2009 | Bruck |
4th Austrian Open / Sisi Cup 2009 vol. II | 2 | 44 | 8 | 100% |
| 55 | 19 Sep. 2009 |  Hannover |
German Mahjong Open 2009 | 2 | 60 | 8 | 100% |
| 56 | 10-11 Oct. 2009 | Milan |
Italian Open 2009 | 2 | 72 | 5 | 100% |
| 57 | 17-18 Oct. 2009 |  Uppsala |
Swedish Championship 2009 | 2 | 28 | 7 | 100% |
| 58 | 17-18 Oct. 2009 | Réunion Island |
Reunion Championship 2009 | 1 | 40 | 3 | 100% |
| 59 | 22 Nov. 2009 | Berlicum |
Daja & 13 Orphans Tournament | 1 | 92 | 7 | 100% |
Certified Tournaments (RCR)
| Id | Date | Place | Tournament | Weight | Players | Represented countries | Contribute to the Ranking |
| 7 | 28 Feb. 2009 | Nijmegen |
Cherry Blossom Tournament | 2 | 56 | 5 | 100% |
| 8 | 23 May 2009 | Hanover |
German Riichi Open 2009 | 2 | 48 | 8 | 100% |
| 9 | 26 July 2009 | Vienna |
Austrian Open Riichi Tournament | 2 | 20 | 4 | 100% |
| 10 | 29 Aug. 2009 | Aarhus |
Riichi Aarhus Open 2009 | 1 | 16 | 1 | 100% |
| 11 | 26 Sep. 2009 | Almere |
Kinryu Majan Taikai 2009 | 1 | 48 | 5 | 100% |
| 12 | 3 Oct. 2009 | Copenhagen |
Danish Riichi Championship 2009 | 2 | 32 | 7 | 100% |
Update : 28/02/2010
