1girl ? artist_name bangs breasts brown_hair closed_mouth clothes_around_waist collared_blouse covered_navel dark_skin dirty dirty_clothes dirty_face erect_nipples frown girls_und_panzer green_eyes highres holding hoshino_(girls_und_panzer) jazzjack jumpsuit long_sleeves looking_at_viewer mechanic medium_breasts nipples no_bra orange_jumpsuit over_shoulder see-through shirt short_hair signature simple_background solo spoken_question_mark sweat tank_top tied_shirt uniform upper_body wet wet_clothes wet_shirt white_background white_shirt wrench