1girl, black_hair, black_mask, blue_archive, blue_one-piece_swimsuit, blunt_bangs, breasts, chuo8008, crop_top, halo, looking_down, medium_breasts, neckerchief, one-piece_swimsuit, ponytail, school_swimsuit, see-through, see-through_shirt, simple_background, solo, sukeban_(smg)_(blue_archive), swimsuit, white_background, white_neckerchief, x_mark