1boy 1girl akiyama_yukari bed black_legwear blush bottomless breasts brown_hair collarbone eyes_closed girls_und_panzer gloves green_gloves highres lying medium_breasts navel nendoroya nipples no_bra on_back on_bed open_mouth sex shiny shiny_hair shiny_skin short_hair socks spread_legs tank_top tank_top_lift translation_request vaginal