Matsumura was born from Fujisawa, Kanagawa, she lived in Dallas for three and half years from fourth year in elementary school to first year of junior high school. After graduating from Keio Shonan-Fujisawa Junior and Senior High School and Keio UniversityFaculty of Law Department of Political Science,[3] she completed the same Media Communications Research Institute and joined Fuji Television on 1 April 2009.
Matsumura belonged to the tennis club since junior high school and was a team captain[4] at the tennis circle Aleks when she was under college in four years. She also likes to swim, ballet, figure skating, artistic gymnastics, basketball etc.,[5][6] and her body is so flexible that Y-shaped legs are possible.[1][7]
While having a part-time job at college, Matsumura was involved in Nippon TVpromotional model[8] and telop input work etc.[1] Announcer Minami Tanaka (currently freelancer)[9] and other stations synchronized with tarentos Yuri Takami, Misato Nagano[10] and others, Takami is particularly close friends such as her birthday is different[11] from the same place for a day.
Matsumura's TOEIC score is 940 points, STEP Eiken quasi first grade etc., fluent in the English language, directly interviewing Hollywood stars and foreign athletic players without intermediary language interpretation,[12][13] contacting English well with film watching, books, magazines, newspaper articles etc. to keep in mind.[12]
In addition to tennis and golf[14] as a hobby, she likes to visit tasty restaurants. Matsumura lists cuisine, English conversations, piano etc. as special skills.
On 30 June 2017, a day after her 31st birthday, she officially married with an actor, Tomonori Jinnai.[15]
She announced her pregnancy with her first child on 14 June 2018,[16] and she went on maternity leave that September.[17] On 31 October 2018, she gave birth to a healthy baby girl.[18] She returned to work on August 13, 2020.[19]
↑"2009年フジテレビ新人アナ徹底直撃" (in 日本語). Fuji Television Announcement Department Official Website Announcer Room News. 14 Jul 2009. Archived from the original on 2012-11-18. Retrieved 2 Jun 2017.
↑"目指せ～ソチ！" (in 日本語). CX Sports Announcer. 14 Dec 2010. Retrieved 2 Jun 2017.
↑Matsumura, Mio (1 Nov 2011). "Pick up インタビュー!（Part1）" (Interview) (in 日本語). Announce Magazine Cover Announcer Interview. Retrieved 2 Jun 2017.