1girl black_thighhighs blonde_hair blush brown_footwear closed_mouth commentary_request crotch_seam highres ishida_arata kantai_collection knees_up loafers long_hair looking_at_viewer panties pantyshot satsuki_(kancolle) school_uniform serafuku shoes simple_background smile solo thighhighs twintails twitter_username underwear white_background white_panties yellow_eyes