Player data updated: 2026-09-01 02:16 UTC

Kotaro Miyachi

JPN Age 52 Plays: Right-Handed ATP Tour years active: 1995–1998

Kotaro Miyachi represented Japan on the ATP Tour and reached a career-high ranking of No. 303. In TennisDB's records, Kotaro Miyachi finished with a career record of 4–4 and no singles titles.

Peak ranking
303 (Jul 27, 1998)
Elo peak
1535 (13th percentile)
Career record
4–4 (50.0%)
Career titles
0
Prize money
$44,690

Records cover recorded main-draw singles results in TennisDB's ATP event archive, including credited walkovers; qualifying is shown separately below.

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ATP Matches full match log →

Kotaro Miyachi's recent, live, and scheduled ATP matches
OpponentScoreResultH2HMatch DataDateRoundTournamentCategorySurface
Jan-Michael Gambill #81 0-6 3-6 L H2H Match data Apr 16, 1998* R32 Japan Open ATP 500 Hard
Allen Belobrajdic #169 6-2 6-1 W H2H Match data Apr 15, 1998* R64 Japan Open ATP 500 Hard
Guy Forget #35 0-6 3-6 L H2H Match data Apr 18, 1996* R32 Japan Open ATP 500 Hard
Jerome Golmard #94 6-4 1-6 7-6(5) W H2H Match data Apr 17, 1996* R64 Japan Open ATP 500 Hard
Leander Paes #134 2-6 4-6 L H2H Match data Oct 11, 1995* R64 Tokyo Indoor ATP 500 Carpet

Rivals all rivalries →

Kotaro Miyachi's most-played ATP rivals
OpponentWLMLast PlayedH2H
Jan-Michael Gambill 0 1 1 Apr 16, 1998 H2H
Allen Belobrajdic 1 0 1 Apr 15, 1998 H2H
Guy Forget 0 1 1 Apr 18, 1996 H2H
Jerome Golmard 1 0 1 Apr 17, 1996 H2H
Leander Paes 0 1 1 Oct 11, 1995 H2H

Career Results

Kotaro Miyachi career results by season
SeasonAgeWLMWin %Start RankEnd Rank
19952122450.0%753512
19962211250.0%512436
19982411250.0%502362
Career44850.0%

Career Results by Surface

Kotaro Miyachi career results by season and surface
SeasonAge HardClayGrassCarpetTotal
WLMWin %WLMWin %WLMWin %WLMWin % WLMWin %
199521 21366.7%0110.0% 22450.0%
199622 11250.0% 11250.0%
199824 11250.0% 11250.0%
Career43757.1%0110.0%44850.0%

Career Results by Opponent Rank

Kotaro Miyachi career results by season and opponent rank
SeasonAge 1-1011-3031-100100+Total
WLMWin %WLMWin %WLMWin %WLMWin % WLMWin %
199521 00000022450.0% 22450.0%
199622 000011250.0%00 11250.0%
199824 00000110.0%101100.0% 11250.0%
Career 000012333.3%32560.0% 44850.0%

Performance Stats

Kotaro Miyachi performance statistics by season
SeasonAgeSampleAces/MDFs/M1st Sv%1st Sv Pts%2nd Sv Pts%BP Saved%BP Conv%Svc Pts%Ret Pts%
199521 3/4 2.0 4.3 61.7% 60.0% 47.4% 51.4% 28.3% 54.5% 37.5%
199622 2/2 0.5 3.5 63.3% 62.8% 46.0% 44.4% 12.5% 56.3% 31.6%
199824 1/2 1.0 2.0 50.0% 81.5% 51.9% 100.0% 62.5% 66.7% 56.5%
Career 6/8 1.3 3.7 60.3% 64.5% 47.7% 57.2% 28.7% 57.2% 38.7%

Detailed serve and return statistics available for 6/8 (75.0%) of Kotaro Miyachi's ATP main draw matches.

Advanced Stats

Kotaro Miyachi advanced statistics by season
Season Age Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
1995 21 1505 99.1 -3.13 -0.28 0.826 46.1% +29 44.4% -0.67 1–0 1–0 +0.59
1996 22 1517 101.4 -4.19 -0.53 0.724 43.0% 40.0% -2.20 1–0 1–0 +0.03
1998 24 1523 103.7 +0.50 -1.50 1.696 62.0% 50.0% 0.00 +0.18
Career 1535 101.7 -2.88 -0.57 0.904 47.7% +29 44.4% -0.95 2–0 2–0 +10.00

Tournament Results by Category

ATP 500

Kotaro Miyachi ATP 500 results by season
SeasonAge TKY W-L
Win %
199521 R16 2–1 (67%)
199622 R32 1–1 (50%)
199824 R32 1–1 (50%)
W-L 4–3
(57%)
4–3
(57%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high
303
Career-high date
Jul 27, 1998
First Top 100
First Top 50
First Top 20
First Top 10

Ranking History Matrix

Kotaro Miyachi ranking history by month and season
SeasonAgeJanFebMarAprMayJunJulAugSepOctNovDec
1993198959309339409659959849931020642
199420636629598590596598587611606598602753
199521755752972496498502477478478472482512
199622509505506573578562599594463471469436
199723435431437538535539513408495460468502
199824511507460402403413303366369384367362
199925363347379422416416586588591574564582
20002663363464669572973983082984382110231009
200127100510071007101610691086115110891056106911551159
200228115911481148114011451087108711591218135213431331
200329133213351334134013451345

Similar Players

Other ATP players with comparable peak level, era, career record, and career scale.

Kotaro Miyachi's most statistically similar ATP players
Player Country Peak Rank Peak Elo Grand Slams Titles M W L Win % Years Match Log
Jonathan Erlich ISR 292 1,537 0 0 11 5 6 45.5% 1994–2003 Match log
Massimo Calvelli ITA 255 1,523 0 0 2 1 1 50.0% 1995–1995 Match log
Federico Dondo URU 232 1,521 0 0 2 1 1 50.0% 1996–1996 Match log
Borut Urh SLO 281 1,530 0 0 4 2 2 50.0% 1998–1999 Match log
Alexandre Strambini SUI 215 1,515 0 0 2 1 1 50.0% 1996–1996 Match log
Stephen Noteboom NED 333 1,524 0 0 3 1 2 33.3% 1995–1996 Match log
Filippo Veglio SUI 273 1,533 0 0 3 1 2 33.3% 1996–1996 Match log
Howard Joffe RSA 428 1,515 0 0 2 1 1 50.0% 1995–1995 Match log
David Caballero ESP 195 1,514 0 0 2 1 1 50.0% 1997–1997 Match log
Mehdi Tahiri MAR 324 1,500 0 0 11 1 10 9.1% 1994–2006 Match log
Victor Sendin ESP 242 1,521 0 0 3 1 2 33.3% 1996–1996 Match log
Robbie Koenig RSA 262 1,534 0 0 14 3 11 21.4% 1992–2001 Match log

Frequently Asked Questions

How old is Kotaro Miyachi?
Kotaro Miyachi is 52 years old, born on February 18, 1974.
Which country does Kotaro Miyachi represent?
Kotaro Miyachi represents Japan in TennisDB's ATP records.
Is Kotaro Miyachi left-handed or right-handed?
Kotaro Miyachi plays right-handed.
How many Grand Slams has Kotaro Miyachi won?
Kotaro Miyachi has not won a Grand Slam title.
How many Masters 1000 titles has Kotaro Miyachi won?
TennisDB does not group any of Kotaro Miyachi's titles under the modern Masters 1000 category.
What is Kotaro Miyachi's highest ATP ranking?
Kotaro Miyachi's career-high ATP singles ranking is world No. 303, first achieved on July 27, 1998.
What is Kotaro Miyachi's career win-loss record?
Kotaro Miyachi has a career ATP singles record of 4 wins and 4 losses (50.0%).
How much career prize money has Kotaro Miyachi earned?
Kotaro Miyachi has earned at least $44,690 in career prize money from professional tennis.
Which seasons of Kotaro Miyachi's career appear in TennisDB?
Kotaro Miyachi appears in TennisDB's ATP main-tour match records from 1995 through 1998.
Who has Kotaro Miyachi faced most often?
Kotaro Miyachi's most frequent opponent is Jan-Michael Gambill, with a head-to-head record of 0–1 across 1 meeting.