1girl, ahoge, azur_lane, black_footwear, black_one-piece_swimsuit, blue_hair, cien_(shikanokuni), competition_swimsuit, grey_background, one-piece_swimsuit, open_mouth, panties, shirt, shoe_dangle, short_hair, short_sleeves, simple_background, sitting, solo, swimsuit, thighhighs, u-110_(azur_lane), underwear, wariza, white_panties, white_shirt, white_thighhighs