1girl, arm_support, bikini, blush, breasts, cleavage, closed_mouth, dated, grey_background, greyscale, hair_between_eyes, halterneck, kichihachi, large_breasts, looking_at_viewer, monochrome, navel, original, short_hair, side-tie_bikini_bottom, sitting, smile, solo, string_bikini, sweat, swimsuit, twitter_username, two-tone_background, white_background