At certain Skills or Emotion you use, it will change the default Latale voices to the voice of Voice Actor.
So far they reveal 4 Voice Actor.
Sugita Tomokazu (Kyon from Suzumiya Haruhi no Yuutsu, Gintoki from Gintama etc) Konishi Katsuyuki (Komui Lee from D.Grey-Man etc) Tamura Yukari (Mei from Clannad, Togame from Katanagatari) Kugimiya Rie (Nagi from Hayate no Gotoku, Shana from Shakugan no Shana)
Caution: It will be only to certain skills, emotion, jump or attack motion that voices will be changed, that mean not all skills voice has changed. You cannot use your opposite gender voices, so that mean male character cannot use female voices and vice versa.
To obtain this item you would need to win 1st Prize from Ladeck. And also you have a chance to win their sign. Up to 2 people per Voice Actor.
There will be also more Voice Actor series coming out later on (most likely next week) so stay in tune.