Hidehira Nonaka

Hidehira Nonaka (nar. 1959) was a Japanese yakuza who was affiliated with the Nishikiyama-gumi subsidiary of the Tojo-kai clan in Tokyo during the 2000s. V noci 9. prosince 2005, on a několik dalších členů Koji Shindo's crew came to the Serena Executive Lounge in Kabukicho to ambush Kazuma Kiryu, but Kiryu beat all of the Nishikiyama-gumi thugs.