Shinjuku shark

Notes:	Japanese title: Shinjukuzame.
Abstract:	Tokyo detective Samejima is so methodical and unrelenting in hunting criminals and thugs that he is known as the Shinjuku Shark. Feared by the yakuza (Japanese mob), he's reckless and a loner. But when a serial killer targets the city's officers with a mysterious weapon, Samejima begins investigating illegal arms dealers and gun traffickers who might know about the weapon and who has been using it.
Subjects:	Arimasa Osawa, Translations into English Police, Fiction