日本某酒吧发生致命枪击事件
At least two people have been killed and two others injured when a gunman opened fire at a bar in western Japan, officials say.
日本西部某酒吧发生手枪袭击事件，造成至少两人死亡、两人受伤。
They say the incident happened at Habikino, in Osaka Prefecture县，辖区.
The attacker reportedly turned the gun on himself after the shooting. It was not immediately known if he was one of the two casualties.
Police are investigating the gunman's motive. Shootings are rare in Japan, where there are tough gun control laws.
Such attacks are often linked to gangsters匪徒，黑帮 known in Japan as yakuza瘪三，无赖.