1boy, 3girls, black_eyes, black_hair, blonde_hair, blush_stickers, character_name, dress, facial_hair, flag, frills, helmet, laughing, long_hair, mecha_musume, military, military_vehicle, multiple_girls, mustache, no_nose, o_o, ocean, personification, real_life_insert, running, ship, shoes, short_hair, sketch, smile, soldier, submarine, surprised, sweatdrop, torpedo, union_jack, watercraft, world_war_ii