Rule 34 Dev - 1girls big_breasts black_hair blue_eyes blush breasts calvin_klein cleavage clothes clothing grey_bra grey_sports_bra grey_underwear gwan-e hand_on_stomach navel open_clothes open_shirt original original_character short_hair shorts solo solo_female sports_bra sportswear tattoo thighs tomboy tsukasa_karin watermark|12954943448