Maiko Inoue

is a Japanese former tennis player. She is a younger sister of Haruka Inoue.

A right-handed player, Inoue began competing on the professional tour in the late 1990s. She left the tour in 2003, before returning in 2007 and featuring as a doubles specialist.

During her career she was most successful in doubles, with a best ranking of 139. She made several WTA Tour main-draw appearances in doubles and won nine doubles titles on the ITF Women's Circuit. As a singles player, she was ranked as high as 299 in the world, winning two ITF titles.

Inoue, who retired in 2012, is married to former tennis player Bumpei Sato.

ITF finals $25,000 tournaments $10,000 tournaments

Singles (2–2) Result No. Date Tournament Surface OpponentScoreLoss 1. 30 September 1996 Ibaraki, Japan Hard Keiko Nagatomi 4–6, 4–6Win 1. 22 November 1998 Haibara, Japan Clay Keiko Ishida 6–4, 6–3Win 2. 29 November 1998 Nagasaki, Japan Grass Rika Fujiwara 6–1, 3–6, 7–6(3)Loss 2. 18 September 2002 Kyoto, Japan Hard (i) Tomoko Yonemura 3–6, 3–6

Doubles (9–11) ResultNo.DateTournamentSurfacePartnerOpponentsScoreWin 1. 17 February 1997 Faro, Portugal Hard Riei Kawamata Sylvie Sallaberry Aliénor Tricerri 6–3, 6–2Loss 1. 16 November 1998 Haibara Japan Clay Yasuko Nishimata Keiko Ishida Tomoko Ishida 7–5, 6–7(7), 3–6Win 2. Kuroshio, Japan Hard Kerry-Anne Guse Mareze Joubert Kate Warne Holland 6–4, 7–6(3)Loss 2. 12 December 1999 Manila, Philippines Hard Haruka Inoue Li Ting Li Na 3–6, 2–6Win 3. 10 January 2000 Boca Raton, United States Hard Li Ting Olga Blahotová Gabriela Chmelinová 4–6, 6–2, 6–3Loss 3. 26 March 2000 Stone Mountain, United States Hard Haruka Inoue Trudi Musgrave Bryanne Stewart 4–6, 6–2, 6–7Loss 4. 14 October 2001 Saga, Japan Grass Shiho Hisamatsu Rika Hiraki Nana Smith 0–6, 1–6Loss 5. 8 September 2002 Kyoto, Japan Hard (i) Shiho Hisamatsu Shizu Katsumi Akiko Kinebuchi 4–6, 6–2, 2–6Loss 6. 15 September 2002 Hiroshima, Japan Clay Keiko Taguchi Helena Ejeson Andrea Munch-Hermansen 6–3, 3–6, 2–6Win 4. 22 September 2002 Kyoto, Japan Hard (i) Shiho Hisamatsu Maki Arai Kaori Aoyama 7–5, 7–5Loss 7. 20 October 2002 Haibara, Japan Carpet Haruka Inoue Remi Tezuka Yuka Yoshida 0–6, 2–6Win 5. 27 October 2002 Tokyo, Japan Hard Haruka Inoue Keiko Taguchi Nami Urabe 6–1, 6–2Loss 8. 19 August 2007 Tokyo, Japan Carpet Mari Inoue Zhao Yijing Song Shanshan 3–6, 1–6Win 6. 2 September 2007 Saitama, Japan Hard Mayumi Yamamoto Tomoko Dokei Yukiko Yabe 6–4, 7–5Loss 9. 31 August 2008 Saitama, Japan Hard Airi Hagimoto Hsu Wen-hsin Hwang I-hsuan 4–6, 3–6Win 7. 8 August 2009 Niigata, Japan Carpet Airi Hagimoto Maki Arai Etsuko Kitazaki 6–2, 6–2Loss 10. 29 August 2009 Saitama, Japan Hard Airi Hagimoto Maki Arai Mari Tanaka 2–6, 4–6Loss 11. 26 March 2010 Kofu, Japan Hard Shiho Hisamatsu Maki Arai Seiko Okamoto 4–6, 4–6Win 8. 11 July 2010 Tokyo, Japan Carpet Maki Arai Airi Hagimoto Kaori Onishi 6–2, 7–5Win 9. 17 June 2012 Tokyo, Japan Hard Kaori Onishi Akari Inoue Hiroko Kuwata 5–7, 7–5, [10–7]