Rule 34 Dev - 1girl black-framed_eyewear black_hair blue_eyes blue_hair breasts brown_pantyhose cleavage coat collarbone doctor female_focus female_pubic_hair glasses hair_slicked_back head_tilt huge_breasts kazuki_kotobuki lab_coat lips long_hair long_sleeves looking_at_viewer matching_hair/eyes nico_robin no_bra no_panties no_pants no_shirt one_piece open_clothes open_shirt pantyhose parted_lips pubic_hair shadow shirt simple_background solo stethoscope white_background|4708536300