Board Thread:Questions and Answers/@comment-25300368-20140813151550/@comment-5665682-20140813162951

Is not a vocaloid so it has no voice actor or actress nor seiyuu.

Neru and Nero are just derivations of Miku's and Rin's voice so technically you're listening a pitched voice of Asami Shimoda or Saki Fujita (Miku's and Rin's voice provider)