The official webpage for Eiji Ôtsuki's Jitsuroku Kantô yakuza kôsô-shi: Matsuda-gumi 2 is online, and there's a trailer for the movie on that page. The movie is scheduled to be released on DVD and VHS in Japan by GP Museum Soft on September 25. Its principal cast is as follows: Mayo Kawasaki, Kimie Shingyôji, Yûji Kishimoto, Masaki Nomura, Mitsuo Hamada, Daisuke Ryû, Tamio Kawachi, Masumi Okada, and Gorô Ibuki.
There's a ScreenAnarchy article here regarding Ôtsuki's Jitsuroku Kantô yakuza kôsô-shi: Matsuda-gumi.