The “Surname Map,” which allows you to look up the nationwide distribution of all surnames in Japan
It is thought that there are more than 100,000 different surnames in Japan alone, representing family trees and family names. It is also known that there are regional differences in the distribution of surnames, and a “surname map” is available to easily find out how a particular surname is distributed. Very interesting. Surname Map (https://www.dmuchgis.com/myojimap/) …