1girl :d bangs bare_shoulders blonde_hair blue_shirt breast_lift breast_milk breasts camisole cleavage collarbone covered_nipples darjeeling_(girls_und_panzer) girls_und_panzer grabbing_own_breast highres lactation lactation_through_clothes medium_breasts onsen_tamago_(hs_egg) open_mouth shirt short_hair simple_background sleeveless smile solo standing sweatdrop white_background