
Fentanyl kept at a DEA laboratory in New York. U.S. authorities are working to stop the smuggling of the powerful narcotic. (Photo by Kaori Yoshida)
NEW YORK/TOKYO — A Chinese organization suspected of illegally exporting chemical precursors for the synthetic opioid fentanyl appears to have been involved in large-scale cryptocurrency fraud using a base in Japan, an independent Nikkei investigation has found.







