History of the Japanese in Metro Detroit
In 2002, there were 6,413 people of Japanese origin, including Japanese citizens and Japanese Americans, in the Wayne-Oakland-Macomb tri-county area in Metro Detroit, making them the fifth-largest Asian ethnic group there. In that year, within an area stretching from Sterling Heights to Canton Township in the shape of a crescent, most of the ethnic Japanese lived in the center.
Source: Wikipedia — History of the Japanese in Metro Detroit (CC BY-SA 4.0)