Cho Kosumi (張 心澄, born 2006.3.24) is the elder sister of Cho Koharu, the daughter of Cho U and Kobayashi Izumi, and the granddaughter of Kobayashi Koichi. She became a Nihon Ki-in pro in 2020 at the age of 13.
She has not been very successful in her career so far.
Report from the AGA E-Journal, 7 July 2020:
Cho Kosumi 1P, the daughter of Cho U 9P and Kobayashi Izumi 6P, who in turn is the daughter of Kobayashi Koichi 9P and Kobayashi (Kitani) Reiko 7P, who was the daughter of Kitani Minoru 9P, made her debut as a professional in April, but didnít get to play her first official game until July 6.
A large image attached to the report can be viewed here.