1girl, antenna_hair, black_eyes, black_hair, boots, braid, character_name, destroyer, glasses, gun, imperial_japanese_navy, jaggy_line, long_hair, military, military_vehicle, oekaki, personification, propeller, school_swimsuit, school_uniform, serafuku, ship, simple_background, solo, swimsuit, swimsuit_under_clothes, torpedo, turret, twin_braids, warship, watercraft, weapon, world_war_ii