Despite signing a financial-aid agreement with
"I'm still not sure," Kaumatule said of a Nov. 29 trip to USC. "My mom wants me to go to at least one more visit before I'm sure. I still feel like I've made up my mind."
Kaumatule, from Honolulu Punahou High in Hawaii, made Oregon his first official visit. NCAA rules allow recruits to take five.
The financial-aid agreement Kaumatule signed with Oregon is nonbinding and allows for unlimited contact with the Oregon coaching staff.
Three Oregon assistants visited Kaumatule in Hawaii during the Ducks' bye week, the Oregonian reported.
USC assistant Johnny Nansen visited Punahou High during the evaluation period.
Kaumatule is on track to enroll at Oregon in January.
Here's a look at the current list of 2015 players committed to USC:
Player, position, high school
Ricky Town, QB, Ventura St. Bonaventure
Sam Darnold, QB, San Clemente
Desean Holmes, WR, Mission Hills Bishop Alemany
De'Quan Hampton, WR, Long Beach City College
Tristan Payton, WR, Jacksonville (Fla.) First Coast
Aca'Cedric Ware, RB, Cedar Hill (Texas)
Dominic Davis, RB, Mission Hills Alemany
Chuma Edoga, OL, Powder Springs (Ga.) McEachern
Roy Hemsley, OL, Los Angeles Windward
Clayton Johnston, OL, Anaheim Servite
Cole Smith, C, Mission Viejo
Jacob Daniel, DL, Fresno Clovis North
Noah Jefferson, DL, Henderson (Nev.) Liberty
Christian Rector, DL, Los Angeles Loyola
Cameron Smith, LB, Granite Bay
Taeon Mason, CB, Pasadena Muir
Isaiah Langley, CB, Pleasanton Foothill