1girl, alternate_costume, alternate_hairstyle, aqua_eyes, ass, black_pants, black_shirt, crop_top, from_behind, hair_between_eyes, ichiroku_(sakumogu-029), kantai_collection, long_hair, looking_at_viewer, pants, parted_lips, ponytail, profile, richelieu_(kancolle), shirt, signature, simple_background, sleeveless, sleeveless_shirt, solo, two-tone_background, very_long_hair