Karai

Karai (辛い) is a fictional character in several incarnations of the Teenage Mutant Ninja Turtles franchise, where she is usually a high-ranking member of the Foot Clan. In some incarnations of the character (in particular the 2003 cartoon), she is also related to the Shredder. Karai (辛い) is a Japanese word that roughly translates into "extremely severe".