1girl absurdres bangs black_sailor_collar black_skirt brown_hair forehead grin highres jaggy_lines karakai_jouzu_no_takagi-san long_hair long_sleeves looking_at_viewer neckerchief parted_bangs pleated_skirt red_neckerchief sailor_collar school_uniform serafuku shirt simple_background skirt smile solo standing takagi-san upper_body white_background white_shirt yamamoto_souichirou