is a retired professional tennis player from Japan.

Iwabuchi won one ATP Tour doubles title in his career, the 2005 Japan Open, where he and Takao Suzuki defeated Simon Aspelin and Todd Perry in straight sets 5–4(3), 5–4(13).

As of May 17, 2009, Iwabuchi's highest singles ranking was world number 223, which he reached on October 20, 2003.

Grand Slam tournaments Performance timeline

Singles Tournament199619971998199920002001200220032004200520062007W–LWin %Grand Slam tournamentsAustralian OpenQ2AAAQ1Q20–0French OpenAQ1AQ10–0WimbledonAQ3Q2Q1A0–0US OpenQ2AQ10–0Win–loss0–00–0

ATP career finals

Doubles: 1 (1 title) LegendGrand Slam tournaments (0–0)ATP World Tour Finals (0–0)ATP World Tour Masters Series(0–0)ATP World Tour Championship Series (1–0)ATP World Tour World Series (0–0)Titles by surfaceHard (1–0)Clay (0–0)Grass (0–0)Carpet (0–0)Titles by settingOutdoor (1–0)Indoor (0–0)

ResultW–LDateTournamentTierSurfacePartnerOpponentsScoreWin1–0Tokyo, JapanChampionship SeriesHard Takao Suzuki Simon Aspelin Todd Perry5–4(7–3), 5–4(15–13)

ATP Challenger and ITF Futures finals

Singles: 28 (21–7) LegendATP Challenger (1–0)ITF Futures (20–7)Finals by surfaceHard (16–4)Clay (2–0)Grass (0–1)Carpet (3–2)

ResultW–LDateTournamentTierSurfaceOpponentScoreWin1–0Japan F6, SaitamaFuturesHard Akira Matsushita6–4, 6–3Win2–0Japan F3, FukuokaFuturesHard Takahiro Terachi6–2, 7–5Win3–0Japan F4, FukuokaFuturesHard Kwon Oh-Hee6–3, 6–3Loss3–1Canada F2, MontrealFuturesHard Benjamin Cassaigne3–6, 6–7(2–7)Loss3–2USA F1, AventuraFuturesHard Yves Allegro6–4, 1–6, 5–7Win4–2Australia F1, DevonportFuturesHard Ladislav Svarc6–3, 3–6, 7–6(9–7)Loss4–3Japan F3, TakamoriFuturesCarpet Michihisa Onoda6–7(6–8), 2–6Loss4–4India F1, LucknowFuturesGrass Todor Enev2–6, 2–6Win5–4Burnie, AustraliaChallengerHard Paul Baccanello6–2, 6–3Win6–4Japan F3, TokyoFuturesHard David Martin2–6, 6–3, 6–3Win7–4Japan F6, KashiwaFuturesHard Ti Chen6–4, 6–2Win8–4Japan F7, TokyoFuturesHard Michihisa Onoda6–1, 4–6, 6–4Win9–4Japan F1, KofuFuturesCarpet Im Kyu-Tae6–2, 7–6(8–6)Win10–4Japan F2, HokutoFuturesClay David Martin6–3, 7–5Win11–4Korea F2, SeogwipoFuturesHard Im Kyu-Tae2–6, 6–2, 6–3Loss11–5Japan F6, KusatsuFuturesCarpet Atsuo Ogawa6–7(5–7), 6–7(3–7)Win12–5Australia F2, WollongongFuturesHard Jamie Baker6–2, 7–6(7–4)Win13–5Japan F1, TokyoFuturesHard Kwon Oh-Hee6–4, 4–6, 6–1Win14–5Japan F6, KaruizawaFuturesClay Adam Kennedy6–2, 6–4Win15–5Japan F7, KusatsuFuturesCarpet Yuichi Sugita7–5, 6–2Win16–5Japan F11, KashiwaFuturesHard Nicholas Monroe6–4, 6–1Win17–5Korea F3, GimcheonFuturesHard Go Soeda6–1, 2–6, 6–3Win18–5Great Britain F16, Fox HillsFuturesHard Alexander Slabinsky6–3, 6–2Win19–5Japan F10, KashiwaFuturesHard Gouichi Motomura6–3, 6–3Loss19–6China F4, TaizhouFuturesHard Zhe Li6–2, 5–7, 5–7Win20–6Korea F3, DaeguFuturesHard Im Kyu-Tae6–0, 7–6(7–2)Loss20–7Korea F4, SeogwipoFuturesHard Dylan Seong-Kwan Kim7–5, 3–6, ret.Win21–7Japan F9, SapporoFuturesCarpet Gouichi Motomura6–2, 6–3

Doubles: 31 (14–17) LegendATP Challenger (7–6)ITF Futures (7–11)Finals by surfaceHard (8–14)Clay (3–0)Grass (1–1)Carpet (2–2)

ResultW–LDateTournamentTierSurfacePartnerOpponentsScoreWin1–0Nagoya, JapanChallengerHard Takao Suzuki Ben Ellwood Peter Tramacchi7–6, 7–6Loss1–1Kyoto, JapanChallengerCarpet Takao Suzuki Mahesh Bhupathi Wayne Black4–6, 7–6, 1–6Win2–1Belo Horizonte, BrazilChallengerHard Thomas Shimada Jeff Coetzee Damien Roberts6–7, 7–5, 7–5Win3–1Japan F4, FukuokaFuturesHard Mitsuru Takada Tetsuya Chaen Tasuku Iwami6–4, 6–4Win4–1Córdoba, SpainChallengerHard Oleg Ogorodov Noam Behr Eyal Erlich6–3, 6–2Loss4–2Indonesia F5, JakartaFuturesHard Hideki Kaneko Thomas Shimada Myles Wakefield2–6, 7–6, 6–7Win5–2Yokohama, JapanChallengerCarpet Thomas Shimada Michael Joyce Kyle Spencer6–2, 6–4Win6–2Jaipur, IndiaChallengerGrass Tomas Anzari Ivo Karlović Yuri Schukin7–6, 4–6, 7–6Win7–2Bombay, IndiaChallengerHard Tomas Anzari Maxime Boyé Eyal Erlich7–6(11–9), 6–4Loss7–3Kyoto, JapanChallengerCarpet Yaoki Ishii Martin Hromec Tom Spinks4–6, 6–7(5–7)Loss7–4Uzbekistan F2, NamanganFuturesHard Yaoki Ishii Jonathan Erlich Lior Mor2–6, 6–4, 4–6Win8–4Japan F6, KashiwaFuturesHard Mitsuru Takada Katsushi Fukuda Benedikt Stronk6–4, 7–5Loss8–5India F1, LucknowFuturesGrass Kim Dong-Hyun Peter Handoyo Suwandi Suwandi4–6, 2–6Loss8–6Great Britain F3, SouthamptonFuturesHard Michihisa Onoda Jonathan Marray David Sherwood3–6, 5–7Loss8–7Busan, South KoreaChallengerHard Tasuku Iwami Sanchai Ratiwatana Sonchat Ratiwatana7–6(7–5), 6–7(1–7), 4–6Loss8–8New Zealand F1, HamiltonFuturesHard Hiroyasu Sato Scott Lipsky Alexander Hartman6–7(5–7), 3–6Win9–8Japan F6, KaruizawaFuturesClay Yaoki Ishii Katsushi Fukuda Yuichi Ito6–3, 6–0Win10–8Samarkand, UzbekistanChallengerClay Gouichi Motomura Jun Woong-sun Frank Moser2–6, 6–2, [10–5]Loss10–9Korea F2, DaeguFuturesHard Toshihide Matsui Yu Xinyuan Zeng Shaoxuan3–6, 7–5, 3–6Loss10–10Granby, CanadaChallengerHard Philip Stolt Sanchai Ratiwatana Sonchat Ratiwatana2–6, 6–7(4–7)Loss10–11Great Britain F16, Fox HillsFuturesHard Yaoki Ishii Robert Searle Ken Skupski6–4, 3–6, 4–6Loss10–12Yokohama, JapanChallengerHard Toshihide Matsui Go Soeda Hiroki Kondo7–6(7–5), 3–6, [9–11]Loss10–13Waikoloa, United StatesChallengerHard Go Soeda Scott Lipsky David Martin4–6, 7–5, [7–10]Loss10–14Korea F3, DaeguFuturesHard Toshihide Matsui Kim Young-Jun Kwon Oh-Hee6–3, 6–7(5–7), [7–10]Win11–14Japan F9, SapporoFuturesCarpet Ko Suzuki Hiroki Kondo Takahiro Terachi6–3, 1–6, [10–7]Win12–14Japan F2, TokyoFuturesHard Gouichi Motomura Sho Aida Bumpei Sato6–2, 4–6, [10–8]Win13–14Korea F2, SeogwipoFuturesHard Gouichi Motomura Zhe Li Clement Reix6–3, 6–4Win14–14Japan F4, KaruizawaFuturesClay Hiroki Kondo Tasuku Iwami Hiroyasu Sato7–6(7–5), 6–2Loss14–15Korea F5, GyeongsanFuturesHard Gouichi Motomura Chen Ti Yang Tsung-Hua6–7(4–7), 4–6Loss14–16Korea F6, GyeongsanFuturesHard Chen Ti Lee Hsin-Han Yang Tsung-Hua6–7(4–7), 7–5, [8–10]Loss14–17Thailand F1, NonthaburiFuturesHard Gouichi Motomura Milos Raonic Nikolaus Moser6–0, 6–7(2–7), [3–10]

Performance timeline

Singles Tournament199619971998199920002001200220032004200520062007SRW–LWin %Grand Slam tournamentsAustralian OpenQ2Q1AAQ1AAAAAQ1Q20 / 00–0French OpenAAAAQ1AAQ1AAAA0 / 00–0WimbledonAAQ3Q2Q1AAQ2AAAQ20 / 00–0US OpenQ1Q1AQ2AAAQ1AAAA0 / 00–0Win–loss0–00–00–00–00–00–00–00–00–00–00–00–00 / 00–0

Doubles Tournament2000200120022003200420052006SRW–LWin %Grand Slam tournamentsAustralian Open0 / 00–0French Open0 / 00–0Wimbledon0 / 00–0US Open0 / 00–0Win–loss0–00–00–00–00–00–00–00 / 00–0

External links