Brazil has the largest Japanese population in South America.

Per the sources returned, Brazil is home to the world’s largest Japanese- descended community outside Japan, while Peru is described as the second largest in South America.

Quick Scoop

  • Country: Brazil
  • Why it matters: It has the biggest Japanese diaspora in the region and one of the largest outside Japan overall.
  • Runner-up: Peru

If you want, I can also give you a simple South America ranking of Japanese- population countries.