1girl adapted_costume ass_visible_through_thighs blush breasts brown_eyes brown_hair brown_sailor_collar cowboy_shot gradient_background grey_background hairband hand_on_own_chest highres kantai_collection looking_at_viewer medium_breasts natori_(kancolle) one-piece_swimsuit open_mouth playboy_bunny sailor_collar short_hair solo swimsuit white_hairband white_one-piece_swimsuit yashin_(yasinz)