Toshikazu Kase (加瀬 俊一, Kase Toshikazu, January 12, 1903 – May 21, 2004) was a Japanese civil servant and career diplomat. During World War II he was a high-ranking Foreign Ministry official. Hideaki Kase is his son and Yoko Ono is his niece.
The Japanese representatives on board USS Missouri during the surrender ceremonies on September 2, 1945. Kase on right, wearing top hat.