According to Mainichi, the new Hunter x Hunter anime will start on October 2nd. Madhouse Studios will remake it from the beginning of the story. The production staff and the voice cast are renewed. Nihon TV prepared a new programming block for the new anime at 10:55 am on Sundays. The previous TV series was aired on Fuji TV in 1999. The change of the broadcasting TV channel is quite unusual.

Staff
Director: Kohjina Hiroshi
Series Composition: Maekawa Atsushi ("Prince of Tennis", "Bakugan" series)
Character Design: Yoshimatsu Takahiro
Program Producer: Nakatani Toshio ("Death Note", "Nana", "Kaiji")

Update on August 3rd
Cast
Gon: Han Megumi (live action actress, Profile, daughter of Han Keiko)
Killua: Ise Mariya
Leorio: Fujiwara Keiji
Kurapika: Sawashiro Miyuki
Hisoka: Namikawa Daisuke

Sources: Mainichi,Scan of WSJ