Born in 21st of November 1994 from Kyoto, Japan.
Started playing tennis at age of 7. Miyu reached the Quarter final in the ‘All Japan Primary School Tournament’ in 2006 and came 11th place for the 800m running in Kyoto prefecture. She also excelled from an academic perspective and received a Certificate in Grade 1 Japanese abacus (mental arithmetic and calculation skill). She furthered her education by attending Ritsumeikan Uji for Junior and Senior High School. In 2009, Miyu reached the quarter final in ‘The All Japan Junior High School Tournament’ and was selected as a Japan national junior member. She has travelled all over the world to compete and in 2011, placed as Doubles runner up for the one of the biggest grand slam tennis tournaments, The Australian Open Junior. Her achievements continued, and she was named winner of ‘The All Japan Junior tournament’ under 18. Miyu turned professional in 2013 and moved to a Hyogo prefecture and started practice at Takeuchi Tennis Club with the former Japan David Cup coach (also known as London Olympic coach) Eiji Takeuchi.
March 2014, Miyu won the tile at All Japan Indoor Tennis Tournament.
April 2016, first WTA tour doubles title at Katowice in Poland.
In 2017 at The Australian Open, Miyu was in the first ever in Japanese doubles pair to reach semifinal and qualified for the French Open to make her main draw debut. In February, Miyu beat Carla Suarez Navarro who was ranked world 14. Then, at the Japan Women’s Open in September, Miyu qualified and reached to the final.
In 2018, Miyu was selected first time for the Japan Feb Cup team and won the title at Asia Oceania Group.In September, Japan won against Great Britain and returned Japan to the World Group 2, the first time since 2014. In September 2018, Miyu reached the final at the WTA Japan Women’s Open and week after that, Miyu won the title at the Toray Pan Pacific Open – this marked the first time a Japanese pair have won the title.