Exte: Hair Extensions (2007)

Exte: Hair Extensions is a Japanese horror movie directed by Sion Sono. It was produced in 2006 and released by Toei on February 17, 2007.

Ren Osugi plays an insane morgue night watchman named Yamazaki (Ren Osugi) who steals the corpse of a young woman which continues growing hair at an extreme rate. He harvests the hair and sells it at a local hair salon. However, the hair is cursed and begins taking control of all the people it’s used on. Meanwhile hair-stylist Yuko (Chiaki Kuriyama) must protect her timid niece Mami (Miku Sato) from these possessed customers as well as her own abusive mother.