Tabotabo, who is now a councilor in Tuburan, Cebu stepped into the penultimate round after winning against Gerald Vergavera, 8-3, during the quarterfinals.
On the other hand, another Tabotabo, Vince Mark also won his quarterfinal assignment under the 19-under class.
Benz Mark Tabotabo defeated Joepet Marquez, 6-3, 6-0 to enter into the semifinal round of his class.