The following is a partial list of surf breaks in Okinawa. (Source: Magic Seaweed/Stormrider Surf Guide)
Aha Point
Kudaka
Castles
Sunabe Seawall
Mainside
Buma
Sunabe II
Aja
Bowls
Maeda
Suicide Cliffs
Turtles
Ikei
Ko Chan
Other sources:
Surfing Japan – Okinawa
Happy Surfing Okinawa
Surfline