vortex (xu xuanwo), original, absurdres, highres, aircraft, aircraft catapult, airplane, anchor, anti-aircraft, anti-aircraft gun, battleship, blue sky, cannon, cloud, day, flag, floatplane, imperial japanese navy, military vehicle, no humans, ocean, outdoors, range finder, seaplane, ship, ship turret, sky, smokestack, sunburst, vehicle focus, wake (wave), warship, watercraft, waves, yamato (battleship)