Question: when did blue exorcist season 2 come out
Answer: Title Original airdate `` Kōshi Ranshō '' ( 嚆矢 濫觴 ) January 7 , 2017 After his secret is exposed , Rin takes part in a special mission along Shura and Yukio to retrieve the `` Left Eye of the Impure King '' , a demon relic that was stolen from the True Cross Academy 's vault .