The official mobile app of the popular Ryu ga Gotoku game series, also known as Yakuza, has been released by SEGA CORPORATION for iPhone users. It features a new storyline, written by the Ryu ga Gotoku Studio, that reveals the untold stories and unknown episodes of the popular characters from the previous series. The game has three new chapters: The New Chapter, The Spring Chapter, and The Original Chapter.

The game involves forming your own gang with legendary characters to conquer the streets of Kamurocho, the fictionalized version of Tokyo's red-light district. The game also features a new function called "Wasshoi System," where players can carry their bosses on their shoulders and compete to become the number one group. Ryu ga Gotoku ONLINE also offers a unique feature, "Pickup Girls," where players can interact with cute girls and have fun in the city at night.

Overall, Ryu ga Gotoku ONLINE is an engaging and entertaining game for fans of the series and those who enjoy action-packed RPG games. The game is free to download, and it is worth checking out for its unique features and storyline.