Rule 34 Dev - 10s 1girl black_one-piece_swimsuit blush breasts cleavage fang female_focus frown girls_und_panzer hifumi_hajime highres kawashima_momo looking_at_viewer medium_breasts monocle one-hour_drawing_challenge one-piece_swimsuit open_mouth semi-rimless_eyewear sitting solo swimsuit tearing_up under-rim_eyewear zoom_layer|9549205497