Why does Kayako make weird noises?

Kayako, the character from the "Ju-on" (The Grudge) series, makes weird noises as a manifestation of her intense emotions and suffering. The unsettling sounds, including her distinct raspy breathing and unsettling vocalizations, reflect the pain and anger of her tragic backstory. These noises enhance the Horror atmosphere, making her presence more eerie and terrifying. Ultimately, they serve to convey her anguish and the supernatural nature of her character.