6th Prospero A. Pichay Cup Challenge

Aug. 26, 2010 90 mins+30secs

2015 NATIONAL CHESS CHAMPIONSHIPS ELIMINATION ROUND (Men's Division)

April 29, 2015 S/90 + 30 sec increment

1ST PSC OPEN CHESS TOURNAMENT OPEN SECTION

March 18, 2018 20mins.+5sec delay mode