Kiyoshi Sumiya (角谷清) (born 1925) was a Japanese diplomat who was Japan's ambassador to the Philippines from April 1985 to 1988, at the time of the snap elections that led to the end of the Marcos regime.
In March 1948 he graduated from the Tokyo Imperial University with a Bachelor of Arts degree in law.
In 1980 he was Deputy Chief of Mission at the Embassy of Japan in Washington, D.C., where he met Jimmy Carter.
[2] In that position he attended a dinner at the White House for the Emperor and Empress of Japan[4] and presented President Ronald Reagan with the Grand Cordon of the Order of the Chrysanthemum.
[5] Sumiya's wife, Masako Sumiya, was president of Pag-asa, founded October 1989, an organisation supporting the education of street children in Manila, which was awarded the Philippines-Japan Society's Medal of Merit on 29 February 2008.