On August 30, 2011 Joymax held a pre-CBT for players, which ended on September 6, 2011.
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After the conclusion of the pre-CBT Joymax announced on September 22, 2011 that the OBT will held on September 27.
ATP World Tour Masters 1000 | Cincinnati Masters | Masters Tournament | Masters | Masters of Horror | Annals of the Four Masters | Deutsche Tourenwagen Masters | Miami Masters | Edgar Lee Masters | Paris Masters | He-Man and the Masters of the Universe | List of Grand Masters of the Knights Hospitaller | ATP Masters Series | Top Chef Masters | Masters athletics | masters | Masters and Johnson | Madrid Masters | List of Grand Masters of the Grand Lodge of Scotland | Ken Masters | Four Masters | 2012 The Masters Grand Slam of Curling | Star Wars: Masters of Teräs Käsi | Masters of Science Fiction | Grand Masters of the Teutonic Knights | German Masters | Chris Masters | British Masters | American Masters | 2007 Tennis Masters Cup |