1girl asagi_shiki_(artist) black_footwear blue_eyes brown_shirt collarbone crop_top crop_top_overhang cropped_sweater dog_tags full_body grey_hair hand_up heterochromia highres long_sleeves looking_at_viewer midriff mole mole_under_mouth navel original pants red_eyes shirt shoes short_hair simple_background sleeves_past_fingers sleeves_past_wrists smile solo standing stomach white_background white_pants