Quick answer — M3: Sono Kuroki Hagane: the opening theme is "Re:REMEMBER" by May'n (plus 1 more) and the ending theme is "ego-izm" by La La Larks (plus 1 more).
There is distorted, deep blackness everywhere. That place, in which blackness swallowed everything and took away everything, has become known as the Avidya Zone. Strange beings assume the very form of the despair and chaos of humanity. They are known by this name: Imashime. An expedition surveys the Avidya Zone which… Produced by Satelight, this action, mecha, and psychological series premiered in Spring 2014. The series spans 24 episodes and is currently finished.
Also known as: M3 ~Sono Kuroki Tetsu~ · M3 ~That Black Steel~ · M3 the dark metal
M3: Sono Kuroki Hagane has 24 episodes and is finished.
M3: Sono Kuroki Hagane was produced by Satelight and released in 2014.
M3: Sono Kuroki Hagane is classified under Action, Mecha, Psychological.
M3: Sono Kuroki Hagane premiered in Spring 2014.
The opening theme "Re:REMEMBER" from M3: Sono Kuroki Hagane is performed by May'n.
The ending theme "ego-izm" from M3: Sono Kuroki Hagane is performed by La La Larks.
M3: Sono Kuroki Hagane is an original anime.
M3: Sono Kuroki Hagane has 2 opening and 2 ending theme songs: OP1: "Re:REMEMBER" by May'n; OP2: "Replica" by Maaya Sakamoto; ED1: "ego-izm" by La La Larks; ED2: "SABLE" by nano.
Character data from AniList.
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