About Kiyonomori Masao
Lived 1935 – 2019 (aged 84). Kiyonomori Masao was a Japanese rikishi.
Kiyonomori Masao (8 April 1935 – 20 April 2019, real name Masao Sasaki) was a sumo wrestler from Ōmori, Akita, Japan. He made his professional debut in January 1953 and reached the top division in March 1959. His highest rank was maegashira 9. Upon retirement from active competition he became an elder in the Japan Sumo Association and took charge of Kise stable from his father-in-law Katsuragawa. He reached the Sumo Association's mandatory retirement age in April 2000. He died of pneumonia in April 2019 at the age of 84.
Career record The Kyushu tournament was first held in 1957, and the Nagoya tournament in 1958.
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Important facts
Contemporaries
People whose lives overlapped Kiyonomori Masao's
Frequently asked questions
Who was Kiyonomori Masao?
sumo wrestler
When was Kiyonomori Masao born?
Kiyonomori Masao was born on 8 April 1935 in Akita Prefecture.
When did Kiyonomori Masao die?
Kiyonomori Masao died on 20 April 2019.
What was Kiyonomori Masao's occupation?
Kiyonomori Masao was a rikishi.
What nationality was Kiyonomori Masao?
Kiyonomori Masao was Japanese.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Kiyonomori Masao. https://biography.guide/kiyonomori-masao/
MLA: "Kiyonomori Masao." Biography.guide, https://biography.guide/kiyonomori-masao/.
Chicago: "Kiyonomori Masao." Biography.guide. https://biography.guide/kiyonomori-masao/.
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