Izanami no Mikoto

Izanami no Mikoto (Izanami no Mikoto, 伊弉冉尊) was the major antagonist in Naruto Chronicles: The Bone God and Forgotten Princess. She was an ancient being who once ruled the lands alongside her former husband. Centuries inside Yomi has lead her to becoming an evil shell of her former self. After being sealed away, she promised to kill ten thousand humans a day. Whereas her husband swore to birth ten thousand and five hundred in response. After several hundred life times in such a state, she fell in love with the Land of Wind Daimyō and hoped to lure him to Yomi. Where she would then enact her vengeance against the world alongside her former lover...

Trivia

 * She displays a power quite similar to the Sharingan technique, Izanami. Whether this is a coincidence or not is unknown.