A war between the nation's largest yakuza crime syndicate and a breakaway gang has apparently led to a spike in black market firearm prices, according to several sources close to organized crime groups. Using language unique to gangs, a leader of one group affiliated with Kobe Yamaguchi-gumi said in early June: "I cannot feel safe unless I have 'a heavy one' with 'children' close by me. But the prices have increased by several times." In yakuza lingo, "a heavy one"... (GunPolicy.org)