Fueled by a number of key defensive plays and the pitching of starter Travis Garcia-Perreira, the Owls topped Mililani, 7-1, to advance to the quarterfinals against MIL champ Baldwin.
Garcia-Perreira allowed 1 earned run on 7 hits, striking out six and walking one.
Outfielder Marcus Doi went 3-for-4 with 3 runs and Cy Higashi added 2 RBIs to lead the Owls.