The Warden of Senran Kagura

(Warning: bad grammars)

The Wardens captured many evil spirits and entity attempted to rules the world.

They are protectors of the Darken Prison.
Each of them brought a key with them to capture all of the prisoners.

But they no different than prisoners, they cruel and will do anything to get the job done.

Many years, they watched over the prison and kills who may escape.