Tasogare otome x amnesia ova 1
It was published monthly on Square Enix's Monthly Gangan Joker from Apto June 22, 2013. " Maiden's Heart and Evening's Sky") on the June 2008 issue of Square Enix's Gangan Powered. Tasogare Otome × Amnesia was initially released as a pilot manga entitled Otomegokoro to Yuu no Sora (乙女心と夕の空, lit. Voiced by Manami Numakura in the Drama CD. She is initially cautious of Yuuko due to her mistrust in those who are not living, but this changed when she showed her more vulnerable side to Teiichi.
Voiced by Junko Minagawa in the Drama CD. He discovers Yuuko after getting lost in the school's oldest building and is the current leader of the club that handles solving the mysteries of the school.