Megumi Igarashi, who works under the pseudonym "Rokudenashi-ko" (good-for-nothing girl), holds a banner reading "unjust ruling" in front of the Supreme Court on July 16, 2020. (Kyodo)

TOKYO - The Supreme Court rejected Thursday an appeal made by an artist against a lower court ruling that found her guilty of obscenity for distributing 3-D scans of her own genitalia to supporters in 2013 and 2014.