1girl, arm_up, armpit_crease, armpit_cutout, atsuko_(blue_archive), bad_twitter_id, black_one-piece_swimsuit, blue_archive, braid, breasts, clothing_cutout, competition_swimsuit, covered_navel, cropped_legs, dano, grey_hair, hair_over_shoulder, hand_up, highleg, highleg_swimsuit, long_hair, long_sleeves, looking_at_viewer, medium_breasts, one-piece_swimsuit, parted_lips, red_eyes, solo, swimsuit, thighs, twin_braids, wide_hips