Rule 34 Dev - 1girl amagami black_bra black_hair blush bra breasts closed_mouth collarbone cropped_torso greyscale hanaguma highres lace lace-trimmed_bra lace_trim large_breasts looking_to_the_side monochrome ponytail short_hair simple_background solo tsukahara_hibiki underwear underwear_only upper_body white_background|23954850153