Hideyoshi Kagawa (born 14 August 1987) is a Japanese karateka. He won the silver medal in the men's kumite +84 kg event at the 2014 Asian Games in Incheon, South Korea. In the final, he lost against Rashed Al-Mutairi of Kuwait. In 2017, he won the gold medal in the men's kumite +84 kg event at the World Games held in Wrocław, Poland. In the final, he defeated Sajjad Ganjzadeh of Iran. At the 2019 Asian Karate Championships held in Tashkent, Uzbekistan, he won the silver medal in the men's kumite +84 kg event. In the final, he lost against Tareg Hamedi of Saudi Arabia.