- Where is Diamond Shuzo located?
- Diamond Shuzo is in Yamanashi-ken, Japan (〒401-0502, Hirano 13, Yamanakako Village, Minamitsuru District, Yamanashi Prefecture., Family Business Network (FBN), https://www.fbn-i.org, PDF, Owning the Unknown:, According to research, there are about 50,000 companies in Japan that have been in business for more than 100 years-the largest number in the world. Many of ..., 東京都オリンピック・パラリンピック調整部, https://www.2020games.metro.tokyo.lg.jp).