[2][3] Even so, she only really decided to pursue a career as a women's professional shogi player when she was second-year senior high school student.

[4] In the Fall of 2005, Iino entered the Women's Apprentice Professional League under the guidance of her father, but was moved to Training Group Class D2 in April 2009 after the JSA ended the Women's Apprentice Professional League system at the end of March 2009.

[3] Iino submitted her request to the JSA, which announced a little over week later that it had been approved and that and she was to be officially awarded the rank and provisional women's professional status on October 1, 2013.

[5] In August 2013, however, Iino—who was still considered an amateur—won her preliminary group of the 7th MyNavi Women's Open Tournament [ja].

[6] Her result meant that she not only advanced to the main tournament, but also that she satisfied the criteria for promotion to the rank of women's professional 1-kyū.