For 20 years I've been getting emails from construction industry companies, addressed to a Japanese sounding name but my email address. Sometimes they are of a

For 20 years I've been getting emails from construction industry companies, addressed to a Japanese sounding name but my email address. Sometimes they are of a personal nature and I reply telling them I'm not Soichi. Sometimes I leave the guy messages through those contacts hoping they reach him. It originated from a (now gone) directory entry in the San Francisco chamber of Commerce which used my email for some reason I'll never know.