1girl belt black_footwear black_legwear blue_eyes boots breasts brown_hair collared_shirt eyebrows_visible_through_hair full_body grey_background hand_on_hip labcoat legwear_under_shorts long_hair long_sleeves makise_kurisu minami_ikkei necktie pantyhose paper red_neckwear shirt short_shorts shorts simple_background small_breasts solo standing steins;gate straight_hair