1girl :d absurdres blush bow bow_bra bow_panties bra breasts chain collar collarbone covered_nipples darjeeling_(girls_und_panzer) elbow_gloves girls_und_panzer gloves greyscale highres large_breasts looking_at_viewer monochrome onsen_tamago_(hs_egg) open_mouth panties short_hair simple_background smile solo spread_legs squatting sweat thighhighs underwear white_background