Before drugs developed outside Japan are approved for use in Japan, as part of the approval process they will test the drugs on Japanese using "foreigners" as a

Before drugs developed outside Japan are approved for use in Japan, as part of the approval process they will test the drugs on Japanese using "foreigners" as a control. And it doesn't really matter where the foreigner is from, either. Like you could have a drug developed in Germany and they'll happily grab a random Aussie for the trial. Years ago I knew a guy who made extra money every few months doing this.