1girl, aoshidan_school_uniform, arm_support, black_hair, blush, breasts, cleavage, closed_mouth, el_(girls_und_panzer), fundoshi, girls_und_panzer, grey_eyes, hiyama_yuu_(wee259hiyama), japanese_clothes, large_breasts, long_hair, looking_at_viewer, navel, no_bra, outdoors, school_uniform, shiny_skin, smile, solo, sweat, sweaty_clothes, wet, yamakasa