Japanese amateur Rina Tatematsu fired a third round of 71 at Angkor Golf Resort in Siem-Reap, increasing her lead to seven strokes heading into the final day of Pre-Qualifying C for Lalla Aicha Tour School.
Tatematsu birdied the second, bogeyed the third and picked up another shot at the seventh to turn in one-under. She dropped a second shot at the 14th but then birdied the long 16th to head home in 36, level par.
At seven-under-par, Tatematsu holds a dominant position, but compatriot Ayaka Nakayama, who had a 72, remains in second on level par.
Namesake Mina Nakayama is a stroke further back in third place, followed by Savannah Vilaubi from the United States in fourth and Japanese amateur Hikaru Teranishi in fifth.
The top 5 players and ties after four rounds, or 72 holes, will advance to the Final Stage of Lalla Aicha Tour School, to be held at Amelkis Golf Club and PalmGolf Marrakesh Ourika from Friday 16th to Tuesday 20th December, joining those LET members who are already exempt and further players from Pre Qualifiers A and B.
After the Final Stage, the top 5 players will be eligible for Ladies European Tour Membership in Category 5c (or equivalent of Cat. 5c for 2019). Players from 6th to 25th position will be eligible for Membership in Category 8a in 2019.