Teiichi, enrols into Seikyou Private Academy and one day gets lost. He finds a person called, Yuuko and together they form Paranormal Investigations club.
Teiichi Niiya is a main character in the Dusk Maiden of Amnesia series that was created by Maybe. The series first began serialization in Square Enix's Monthly Gangan Joker magazine on April 22, 2009.
His first appearance was in Dusk Maiden of Amnesia Volume 1, CH. 1 "Maiden's Heart & Evening's Sky", and his first anime appearance was in Dusk Maiden of Amnesia - Episode 1 "Ghost Maiden". His character in the Japanese series is voiced by Tsubasa Yonaga, and the U.S. dub produced by Sentai Filmworks has yet to announce a voice actor.