[2] After graduating from high school in March 2011, Minokoshi officially turned professional the following month.
[2] She soon garnered attention from the Japanese media and signed a contract with entertainment agency Yoshimoto Kogyo in June 2011.
[4] In February 2019 she signed an employment contract with Japanese investment firm Ando Securities, joining the company's stable of female tennis players that includes Kurumi Nara, Ayumi Morita and Yuki Tanaka.
[3] As of March 16, 2020, Minokoshi holds a singles rating of 717, with a career high of 255; and a 448 doubles ranking (including ITF, WTA, and Fed Cup professional level results), with a career high of 334.
[6] Her career tournament wins include the 2017 Kashiwa International singles and the 2018 ITF Wuhan doubles.