Okinawa saw the largest use of the Kamikazes by the Japanese since the beginning of the war. Nearly 2,000 individual sorties were launched against the invading and supporting fleets; inflicting heavy casualties (almost 5,000 sailors) and material lose (sinking over 30 ships).
The Japanese suffered over 65,000 casualties killed defending Okinawa, with the Americans losing nearly 12,500 killed, (Marines, Army, and Navy).