Seiichirō Yamashita as Mariya Kyūketsu, a strikingly handsome, suave professional photographer who is actually a legendary vampire over three centuries old.
Saori Hayami as Tamako Idoyana, a photographer for websites who regularly posts a photo blog, despite being a ghostly spirit.
Tsuyoshi Koyama as Shū Kageyama, an enigmatic private investigator who is the only actual human among the roommates.
She uses Photoshop — not to make fake spirit photographs, but to hide traces of her spirit side.