Had leaked info to Saiki by accident and was captured by Sugihara's henchmen in order to lure Saiki to him. Suzuki Officer stationed at the South Nakazaki Police Precient. Went mad after realizing that his son, Akira, was Murderer A. He was shot by Iida when he tried to draw his revolver and shoot a local drunk kid whom he mistook for his son. Yanagi Partner of Endo at the National Police Agency's International Crimes Division. Was shot to death alongside Yasuyuki Sugita at the Shinjuku Police station underground parking lot. Allies Krab/Klauf A Russian man who came to Kunashi Island with his sister, Nina. His origins are unknown, but the island soon became his new home. Had killed Sugita in the Shinjuku Police station parking lot and was wounded by Endo/Endler while he was trying to escape. He later joined forces with him, Kyoya and Kai to eliminate the Russian Mafia presence near Kunashi Island. Speaks fluent Japanese during his stay in the island with Nina. He served as the bodyguard to the three dissident Russian nuclear scientists. One of them was named Viktor. Committed suicide when he drove a boat full of gunpowder into a Russian Mafia ship, which was possibly a decommissioned cruiser. Nina Came with Krab/Klauf, her brother, to Kunashi Island years ago. Like him, she was not sure of their true origins, indicating that they were orphaned at a young age. Tried to escape with Sugita to Tokyo, but was captured by her brother. She had despised him for his actions, but had no choice but to let it slide as Krab/Klauf was her only brother. Assisted Kyoya by being the Russian interpreter to the Russian Mafia during a "supposed" exchange between Kai and the Russian Mafia leader. She was about to be killed by a Russian mobster if Endo/Endler did not intervene. It's not known on what happened to Nina after Japanese Ground Self-Defense Forces (JGSDF) soldiers had raided the island. Pit A German street worker, aided Kyoya during his investigation in Hamburg by offering him shelter. Became angry with him after discovering the deaths of Fanske and Roxy. Had warned Kyoya not to set foot in Germany. Sagawa/Sage A police informant and a personal ally of Endo/Endler, he arranged the trip for Kyoya, Endo and himself to Kunashi Island. Was killed in a crossfire between Endo and Krab/Klauf. Stefan aka Fanske A German