Ilulu (イルル, Iruru) is a female dragon who belongs to the Chaos Dragons Faction. Originally, she came to Kobayashi's world to destroy Tohru and then tries to drive Kobayashi away from Tohru. After a change of heart, she begins to live with Kobayashi as her third dragon resident. She’s also Zach Loud’s biological mother when his son is in the great care of the Loud family.