Sumire Nakamura

Sumire Nakamura (仲邑 菫, Nakamura Sumire, born March 2, 2009) is a Japanese professional Go player. She became the youngest ever female professional Go player in Japan on April 1, 2019. She made her professional debut on April 22, 2019 in the preliminary round of the Ryusei tournament in western Japan at age 10 years and one month, breaking the record held by Rina Fujisawa in 2010 at age 11 years and 8 months. She is also the first Go player to turn pro under Nihon Ki-in's special screening system for "prospective, talented" players who can compete with top players from other countries.

Born 2009 in Tokyo, Japan, Nakamura is the daughter of Shinya Nakamura, a 9-dan professional Go player. She started playing the ancient board game with her father when she was three and has been competing in national tournaments in Japan by the time she was seven.