And She is Chiwa Saito, veteran seiyuu voicing for some of the most memorable roles in history like, Levi (Last Exile), Kosuna (dessert Punk), Neneko Izumi (DearS) and even Senjogahara (Bakemonogatari).
And in fact many more, like the characters featured this poster by Collateral Damage Studios as their tribute to Chiwa, on sale at their booth during AFA.
Here is a little preview of her vocal prowess~
P.S.: CDS is saying that if you can ID all the characters in the poster First on their Facebook page, they will give it to you for free!