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a6m_zero aa_gun aircraft aircraft_carrier akagi_(aircraft_carrier) antiaircraft_weapon battleship evening helicopter highres imperial_japanese_navy japan_maritime_self-defense_force japan_self-defense_force japanese_flag kaga_(aircraft_carrier) kaga_(battleship) kaga_(helicopter_destroyer) kaga_(jmsdf) kzchan military military_vehicle no_humans ocean phalanx_ciws propeller rising_sun roundel sh-60_seahawk ship sunburst turret warship water watercraft