According to Young GanGan magazine, a mahjong manga "Saki" will be a TV anime. It will be aired in 2009.

The staff and cast are as follows:

Staff
Director: Ono Manabu ("Transformers Galaxy Force", "Dragonaut - The Resonance")
Series organizer: Urahata Tatsuhiko ("Monster")
Character designer & Graphic art director: Sasaki Masakatsu (a distinguished animator worked on "Fullmetal Alchemist", "Fate/stay night", "Mahou Shoujo Lyrical Nanoha" etc.)
Production company: Gonzo the 5th studio ("Strike Witches")

Cast
Miyanaga Saki: Ueda Kana
Haramura Nodoka: Koshimizu Ami
Kataoka Yuuki: Kugimiya Rie
Someya Mako: Shiraishi Ryoko
Takei Hisa: Itou Shizuka
Suga Kyotaro: Fukuyama Jun

Source: Scan of Young GanGan
Saki Anime Official website