Minai Tomoe is the main protagonist of Someutsushi-hen, Kagebōshi-hen, Tokihogushi-hen, and the DS-port of Miotsukushi-hen. Tomoe is a new police officer and detective who investigates the curse of Oyashiro-sama and the Great Hinamizawa Disaster. She later gets deeply involved in Natsumi's problems through her investigation. She has a sister, Minai Madoka, who is also a police officer. She was voiced by Nana Inoue.