横川夢衣 (Yokogawa Yumei) is a former member of Hello Pro Kenshuusei under Hello! Project. She officially joined on September 22, 2013 alongside six other girls, and completed her training on July 28, 2016. As of April 2019, she was a member of the idol group Noah's Mile. She was set to graduate with the other members on March 21, 2020, but due to the COVID-19 pandemic, it was canceled with the last update from the members being their blog posts on March 13.
