POTAMA (Pork Tamago Onigiri)
Waikiki Food Hall @ Royal Hawaiian Shopping Center
2201 Kalakaua Ave, Honolulu, HI 96815
Located in the Waikiki Food Hall (Building C, 3rd Floor) at Royal Hawaiian Shopping Center
History
Note: This company is not locally owned. The company is based out of Okinawa. I am not sure if it is Okinawan owned but the Hawaii branch of POTAMA was included in this list because it does have an Okinawan connection.