About Naoki Koyama
Born 1996. Naoki Koyama is a Japanese athletics competitor and long-distance runner.
Personal bests
5000 metres – 13:38.81 (Chitose 2020)
10,000 metres – 27:55.16 (Fukagawa 2021)
Half marathon – 1:01:08 (Yamaguchi 2020)
Marathon – 2:06:33 (Osaka 2024)
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Important facts
People in Naoki Koyama's life
Named in this biography and alive at the same time
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Naoki Koyama's
Frequently asked questions
Who is Naoki Koyama?
Japanese marathon runner
When was Naoki Koyama born?
Naoki Koyama was born on 12 May 1996 in Hidaka.
What is Naoki Koyama's occupation?
Naoki Koyama is an athletics competitor and long-distance runner.
What nationality is Naoki Koyama?
Naoki Koyama is Japanese.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Naoki Koyama. https://biography.guide/naoki-koyama/
MLA: "Naoki Koyama." Biography.guide, https://biography.guide/naoki-koyama/.
Chicago: "Naoki Koyama." Biography.guide. https://biography.guide/naoki-koyama/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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