 Such attacks were acclaimed as the true spirit of bushido, and became an integral part of strategy with Okinawa.Vice Admiral Takijirō Ōnishi addressed the first kamikaze (suicide attack) unit, telling them that their nobility of spirit would keep the homeland from ruin even in defeat.The names of four sub-units within the "Kamikaze" Special Attack Force were "Unit Shikishima", "Unit Yamato", "Unit Asahi", and "Unit Yamazakura".