The Japanese national classic, Murasaki Shikibu's Genji monogatari, is chiefly valued for its exquisitely drawn psychological character portrayals and detailed realistic descriptions of tenth century Heian court life. Yet the work also contains highly dramatic episodes and animated scenes of spirit possession. One of the most memorable scenes occurs in a minor episode in which Higekuro's wife dumps ashes on her husband's head. She is violently enraged by the prospect of being ousted from her position as principal wife by a new mistress, and she is possessed. According to the Heian practice of polygyny, she was expected to tolerate another woman joining the household, and therefore her indignant and undignified behavior...