Repunte, campaigning in the 12-under boys division, was on top of his form as he lead to the exit door Francis Marangan with a 6-4, 6-4 bashing.
He will be joined by another Repunte, Kay, in the next round after he survived a tough Gideon Huyo-a, 6-4, 3-6, 10-7.
Also winning their assignment yesterday in the 12-under division are Joel dela Torre over Carl Ruethmueller, 6-1, 6-1; Mamer Abong over Oldarico Mariscal, 6-4, 6-7; Louie Pestaño over Jenel Santilla, 7-6, 6-4; Ariel Jay Torion over Dan Singco, 6-2, 6-2 and Fran Earnest Manggapi over Miko Alazas, 6-4, 6-2.
The 14-under division saw the victories of Aaron Rosca Espina over Michael Anthony Kindica, 2-6, 6-4, 10-5; Kurt Ocampo over Jude Arrellano, 6-3, 7-5; John Edison Amore over John Thadeous Ocampo, 2-6, 6-2, 10-7; Gabriel Ortiz over Jesmar Moraca, 3-6, 6-2, 10-1 and Israel Abarquez over Johnrey Poricano, 6-2, 6-2.
Alexis Toller defeated Froilan Aquino Jr., 6-1, 6-3, to advance in the 16-Under together with Jess Anthony Espinosa, who dumped Cyril Camporedondo, 6-3, 6-1.
Michael Miñoza and Jeffrey Umandam are in the next round in the 18-under division after Miñoza stopped Ryan Ocio, 6-0, 6-1 while Umandam scored a 6-3, 6-0 triumph over Lyndel Capangpangan.
The competition will resume today with seeded players expected to see action.