1girl 2019 bag bangs black_serafuku black_skirt blue_neckerchief blue_sky brown_hair building cherry_blossoms closed_mouth cloud commentary_request company_name day eyewear_hang eyewear_removed floating_hair glint hair_ornament haizome_senri highres long_sleeves looking_at_viewer medium_hair medium_skirt motion_blur neckerchief official_art original outdoors pink_eyes pleated_skirt school_bag school_uniform serafuku sidelocks skirt sky smile solo standing sunglasses twilight v wind