3girls, abyssal_ship, alternate_costume, animal_hood, bunny_hood, cape, chibi, coat, eyebrows_visible_through_hair, folded_ponytail, greyscale, hair_between_eyes, hair_ornament, hairpin, hand_on_own_arm, hat, hood, hood_up, horizon, legs_apart, long_hair, long_sleeves, looking_back, machinery, mast, monochrome, multiple_girls, neckerchief, no_pupils, ocean, outdoors, outstretched_arm, peaked_cap, sidelocks, sleeves_past_fingers, sleeves_past_wrists, smokestack, sound_effects, speech_bubble, sweatdrop, turret