1girl, solo, long_hair, breasts, looking_at_viewer, blush, smile, bangs, blue_eyes, simple_background, black_hair, white_background, navel, cleavage, hair_between_eyes, sitting, very_long_hair, closed_mouth, collarbone, swimsuit, ahoge, bikini, small_breasts, barefoot, shiny, shiny_hair, blue_background, white_bikini, wariza, two-tone_background, between_legs, o-ring, hand_between_legs, o-ring_bikini