Kana Kobayashi () is a Japanese long-distance runner who competes primarily in the marathon. As of October 2025, all of her races have taken place in Japan.
Career Kobayashi attended Waseda University where she was a member of the running club, graduating from the Faculty of Law.
In 2024, Kobayashi won the Hofu Yomiuri Marathon with a time of 2:24:59, setting a new course record. She came second at the Osaka Women's Marathon in 2025 in a time of 2:21:19.
Her career highlight came in September 2025 at the women's marathon at the 2025 World Athletics Championships in Tokyo. She placed seventh in the event, running a time of 2:28:50.
Personal bests Outdoor
+ Personal Bests Event Result (h:m:s) Date Location Marathon 2:21:19 26 January 2025 Osaka, Japan Half Marathon 1:09:09 27 April 2025 Japan 10,000 metres 32:22.98 21 September 2024 Japan
Competition record + International and National Competition Results Year Competition Location Position Event Time 2024 Hofu Yomiuri Marathon Hōfu, Japan 1st Marathon 2:24:59 2025 Osaka International Women's Marathon Osaka, Japan 2nd Marathon 2:21:19 2025 2025 World Athletics Championships Tokyo, Japan 7th Marathon 2:28:50
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