Mamoru Shigemitsu

Mamoru Shigemitsu signs the Instrument of Surrender, officially ending the Second World War, digital, 2021

From Wikipedia:

Japanese Foreign Minister Mamoru Shigemitsu signs the Instrument of Surrender on behalf of the Japanese Government, on board USS Missouri (BB-63), 2 September 1945. Lieutenant General Richard K. Sutherland, U.S. Army, watches from the opposite side of the table. Foreign Ministry representative Toshikazu Kase is assisting Mr. Shigemitsu.