amano ameno  tsurune: kazemai koukou kyuudoubu   1girl 4boys ass visible through thighs blush chikan clothed male nude female collarbone cover excessive pubic hair from below graphite (medium) greyscale long hair looking down looking to the side mechanical pencil monochrome multiple boys navel nipples nude parted lips pencil pubic hair public nudity shirt short hair smirk standing traditional media train interior