Gokudo Ryuji (2011)

Two years ago, Ryuji Kazama, an executive for the Daido-gumi, risked everything to save his brother-in-arms, Fujinami, from the Hanamura-kai. After serving his time, Ryuji re-enters society to find the organization transformed. His former colleagues are now reporting to new leaders, with Wakagashira Saeki consolidating power. Ryuji's last remaining ally is Tatsuya. As the next leader is chosen, a power struggle emerges between the shrewd Saeki and the honorable Ryuji. Suspicion arises that Saeki is secretly working with Okabe, an executive from the rival Hanamura-kai. The conflict between Ryuji and Saeki escalates, forcing Ryuji to confront his loyalties.