era Japanese  naval vessels. Katsuragi, Akagi, and Soryu were all aircraft  carriers; the Akagi led the attack on Pearl Harbor. Ayanami and  Fuyutsuki were destroyers; Fuyutsuki rescued survivors from the  great Yamato when she was sunk near Okinawa in 1945. Kirishima and  Hyuga were battleships that were part of the fleet which attacked  Pearl Harbor. Ibuki and Aoba are names of heavy cruisers; the Ibuki  existed only on paper, it was never built.