If you have been following up on what is airing in japan currently, you would probably know this character from Ore no Imōto ga Konna ni Kawaii Wake ga Nai ( My Little Sister Can't Be This Cute).
The seiyuu of Kuroneko(Ruri Gokou) is non other than Hazawana,Kana. She is making her appearance
right here in Singapore this weekend! Catch her "live dubbing" and Q&A session at AFAX Day 2 at 1530~1615. Below is a list of some of here other voice-over this is not the full list though,Just some of the more recent anime:
Kanade Tachibana aka Tenshi,Angel beats
Mato Kurori aka Black Rock shooter,Black Rock Shooter
Sakura Hanazo,Kaichou wa maid Sama
Shirori Shiomiya,Kami nomi zo shiru sekai
Images and info from My anime list