If anyone in the Mission knows anything about Japan, it’s Kiya from Self Edge. His shop specializes in Japanese reproductions of vintage American garments, so his work takes him overseas pretty often, looking at product, checking out production facilities, meeting the people fueling this distinctive subculture that is denim obsession.
So, if you want to aid Japan by patronizing local Mission businesses, Self Edge might be a great place to start.
P.S. Look how well my four-month-old ringrings are breaking in: