The Kaneshiro (金 城) family name means "golden castle". It is pronounced "Kinjo" in Japan, and "Kanagusuku" or "Kanegushiku" in Okinawa.
Samurai Bloodline Heritage (15th Century; Kingdom of Ryukyu (present day Okinawa, Japan)).
The Kaneshiro family are descendants of Ufugusuku Kenryu [大城賢雄], known as Uni Ufugusuku [鬼大城], a famous 15th century samurai who was a scholar-aristocrat descended from Okinawan royalty. He is one of the most renowned martial artists in the world.