On the most recent SEGA Japan Nico Nico stream, Ryu Ga Gotoku series (localized as Yakuza series) general director and producer, Toshihiro Nagoshi, finally teased images featuring iconic Japanese actor/director/writer, Takeshi Kitano (Battle Royale, Outrage, Izo, etc.) as a Ryu Ga Gotoku 6 character.
Ryu Ga Gotoku 6 will become the latest entry in the Yakuza series, and is aimed for a 2016 release on PS4.
