Kayo Someya

Someya represented Japan at the 2013 World Games held in Cali, Colombia and she won the gold medal in the women's kumite 68 kg event.^[2]

At the 2017 World Games held in Wrocław, Poland, Someya won the bronze medal in the women's kumite 68 kg event.^[3][4]

At the 2018 Asian Karate Championships held in Amman, Jordan, Someya won the gold medal in the women's kumite 68 kg event.^[5] A month later, she won one of the bronze medals in the women's kumite 68 kg event at the Asian Games held in Jakarta, Indonesia.^[1] In her bronze medal match she defeated Chao Jou of Taiwan.^[1]

At the 2019 Asian Karate Championships held in Tashkent, Uzbekistan, Someya won one of the bronze medals in the women's kumite 68 kg event.^[6][7] This became the silver medal after a confirmed doping violation of Nodira Djumaniyazova of Uzbekistan, the original gold medalist.^[8][9]

In 2021, Someya competed in the women's 68 kg event at the World Karate Championships held in Dubai, United Arab Emirates. A month later, she won the gold medal in her event at the Asian Karate Championships held in Almaty, Kazakhstan.^[10][11] She also won one of the bronze medals in the women's team kumite event.^[11]

She is the older sister of Mayumi Someya, also a karateka and a colleague of Japan's national karate team.^[12]