TOKYO -- Yukio Okamoto, a diplomatic expert who advised multiple Japanese prime ministers, two in an official capacity, on issues ranging from the return of a U.S. military base in Okinawa to Iraq reconstruction, died in late April. He was 74.
Architect of Okinawa base move had contracted coronavirus

Yukio Okamoto helped Prime Minister Shinzo Abe draft a crucial speech commemorating the 70th anniversary of the end of World War II. (Photo by Yumi Kotani)
TOKYO -- Yukio Okamoto, a diplomatic expert who advised multiple Japanese prime ministers, two in an official capacity, on issues ranging from the return of a U.S. military base in Okinawa to Iraq reconstruction, died in late April. He was 74.