Genre : Action, Supernatural, Suspense
Durasi : 23 min. per ep.
Producers : Lantis, Kadokawa Shoten, Rakuonsha, Kadokawa Pictures Japan, KlockWorx, chara-ani.com, 12 Diary Holders, Dwango, Sakura Create
Aired : Oct 9, 2011 to Apr 15, 2012
Status : Finished Airing
Episodes : 26 + OVA
Studios : asread.
Type : BD