Nine people are feared dead when a gunman opened fire at two shisha bars in Hanua injuring several others.
The Wednesday event is reported to have occurred when the shooter visited the two bars.
He then fled to his home where he was found dead alongside another victim.
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His motive has not yet been established as police identified him to be a German national.
A firearm license and several rounds of ammunition were found by the police.
A video purporting to express his motive was found as the case is being termed as a xenophobia attack.
How Germany shooting incident happened
The first shooting was reported at a Shisha bar where three people were reported dead.
He then fled the scene in a dark vehicle before arriving at the second bar killing five people.
A seven-hour manhunt was launched as the police looked into the possibility of several attackers.
Hanua Mayor Claus Kaminsky termed the incident as a terrible night that has moved him.