1girl, ahoge, arms_behind_back, blunt_bangs, brown_eyes, brown_hair, cowboy_shot, flat_chest, kantai_collection, kishinami_(kancolle), looking_at_viewer, one-hour_drawing_challenge, one-piece_swimsuit, pink_background, ray.s, school_swimsuit, short_hair, solo, standing, swimsuit, wavy_hair, white_one-piece_swimsuit