Navy civilian charged with drug offenses in Japan admits ‘careless oversight’

A ship repairman at Yokosuka Naval Base is charged with violating several Japanese drug laws. Japanese prosecutors say a U.S. Navy civilian possessed a variety of drugs, including psychedelic mushrooms, LSD and MDMA. (Akifumi Ishikawa/Stars and Stripes) YOKOSUKA, Japan — A U.S. Navy civilian accused in January of smuggling psychedelic mushrooms into Japan by mail is now facing an expanded indictment after Japanese investigators allege they found more drugs at his home. David Adam Todd, 45, a ship repairman at Yokosuka Naval Base, is charged with violating Japan’s Narcotics and Psychotropics Control Act, its Stimulants Control Act and its Customs Act. Todd was arrested in January and indicted in February after Japanese prosecutors said he planned to receive about 277 grams of powder and solid items containing psilocybin and psilocin, psychoactive compounds found in psychedelic mushrooms.

Prosecutors allege Todd worked with an accomplice to mail the drugs from a U.S. post office in July 2025, a spokesman for the Yokohama District Public Prosecutors Office told Stars and Stripes in February. The package arrived at a Japanese airport that month and customs inspectors discovered the narcotics at a Yokohama post office, police said. Over the past nine months, prosecutors continued to process additional evidence collected from Todd’s home in Hayama, about 5 miles west of the naval base. Prosecutors now say