1girl, :3, ahoge, bangs, blue_leotard, blush, breasts, brown_hair, closed_mouth, collarbone, cowboy_shot, eyebrows_visible_through_hair, grey_eyes, indoors, leotard, long_hair, looking_at_viewer, sailor_collar, small_breasts, smile, solo, thighs, tsurime, twintails, very_long_hair, window