Sony releases the PlayStation 3 console, the platform on which Yakuza 4 was initially developed and played.
Yakuza 4 is released in Japan for the PlayStation 3, gaining popularity among fans of the series.
Yakuza 4 is released in North America, expanding its player base and increasing international recognition for the series.
Yakuza 4 is launched in European markets, completing the game's availability in major global regions.