1girl, bra, breasts, cleavage, collarbone, double_strap_slip, frown, greyscale, kantai_collection, marker_(medium), mogami_(kancolle), monochrome, photo_(medium), short_hair, small_breasts, solo, strap_slip, sweatdrop, tooku_nomura_(artist), traditional_media, underwear, underwear_only, upper_body