Difference between Oni and Hannya? | Yahoo Answers
May 05, 2008·However, Oni are losing some of their bad imagery. In some parades men dress up as Oni to chase away bad luck and bring good. Hannya is a popular no mask used in Japanese theater. A Hannya no Mask represents a jealous demon. Hannya characters devour men or disguise themselves as beautiful maidens and sleep with men.