Player

🇯🇵 Keita Koyama

Career matches 49

Wins 19

Losses 30

Win rate 38.8%

Elo (current) —

Surface breakdown

Hard 33.3% 9W – 18L (27 matches)

Clay 50.0% 7W – 7L (14 matches)

Grass 60.0% 3W – 2L (5 matches)

Carpet 0.0% 0W – 3L (3 matches)

Career form (last 10)

LLLLLLWLLW

Newest on left. Hover for details.

Head-to-head (top 5 opponents)

Opponent	Played	W	L	W%
Arata Onozawa	4	2	2	50%
Hiroki Kondo	3	1	2	33%
Masayoshi Ono	2	1	1	50%
Issei Okamura	2	0	2	0%
Yasutaka Uchiyama	2	1	1	50%

Recent matches

1–49 of 49

Date	Tournament	Round	Winner	Loser	Score	Surface
2015-08-17	Chinese Taipei F1	R32	Tsung Hua Yang	Keita Koyama	6-3 6-3	Hard
2015-06-15	Japan F7	R32	Jumpei Yamasaki	Keita Koyama	4-6 6-4 5-1 RET	Carpet
2015-06-08	Japan F6	R32	Masayoshi Ono	Keita Koyama	4-6 6-2 6-1	Hard
2015-06-01	Japan F5	R32	Keisuke Watanuki	Keita Koyama	6-1 6-1	Clay
2015-03-16	Japan F2	R32	Shintaro Imai	Keita Koyama	6-0 6-2	Hard
2015-03-09	Japan F1	R16	Duck Hee Lee	Keita Koyama	6-0 6-2	Hard
2015-03-09	Japan F1	R32	Keita Koyama	Masato Shiga	5-7 7-5 6-3	Hard
2014-10-27	Traralgon CH	R32	Jake Eames	Keita Koyama	6-2 6-0	Hard
2014-09-15	Turkey F32	R16	Hiroyasu Ehara	Keita Koyama	6-0 6-1	Hard
2014-09-15	Turkey F32	R32	Keita Koyama	Kittipong Wachiramanowong	6-1 6-2	Hard
2014-09-08	Turkey F31	QF	Nicolaas Scholtz	Keita Koyama	7-6(6) 6-3	Hard
2014-09-08	Turkey F31	R16	Keita Koyama	Nigmat Shofayziev	6-2 6-2	Hard
2014-09-08	Turkey F31	R32	Keita Koyama	Michal Konecny	7-6(8) 4-2 RET	Hard
2014-06-23	Japan F8	R16	Yasutaka Uchiyama	Keita Koyama	4-6 6-1 6-2	Clay
2014-06-23	Japan F8	R32	Keita Koyama	Koichi Sano	6-3 7-5	Clay
2014-06-16	Japan F7	R32	Renta Tokuda	Keita Koyama	4-6 6-4 6-1	Carpet
2014-06-09	Japan F6	R16	Takashi Saito	Keita Koyama	6-3 6-1	Hard
2014-06-09	Japan F6	R32	Keita Koyama	Masayoshi Ono	7-5 6-3	Hard
2014-06-02	Japan F5	SF	Takuto Niki	Keita Koyama	6-2 6-1	Clay
2014-06-02	Japan F5	QF	Keita Koyama	Bumpei Sato	2-6 6-4 6-4	Clay
2014-06-02	Japan F5	R16	Keita Koyama	Masato Shiga	4-6 6-4 6-3	Clay
2014-06-02	Japan F5	R32	Keita Koyama	Konosuke Kiryu	6-2 6-3	Clay
2014-03-31	Japan F4	R32	Yusuke Watanuki	Keita Koyama	6-2 6-4	Hard
2014-03-24	Japan F3	R16	Yusuke Watanuki	Keita Koyama	6-0 4-6 6-1	Hard
2014-03-24	Japan F3	R32	Keita Koyama	Arata Onozawa	6-3 6-4	Hard
2013-07-01	Japan F8	R32	Issei Okamura	Keita Koyama	6-1 RET	Hard
2013-06-24	Japan F7	QF	Arata Onozawa	Keita Koyama	6-3 6-3	Clay
2013-06-24	Japan F7	R16	Keita Koyama	Hiroki Kondo	2-6 6-4 4-0 RET	Clay
2013-06-24	Japan F7	R32	Keita Koyama	Masaki Sasai	6-3 6-3	Clay
2013-06-17	Japan F6	R32	Shunrou Takeshima	Keita Koyama	4-6 6-3 6-4	Carpet
2013-06-10	Japan F5	R32	Takuto Niki	Keita Koyama	6-2 6-1	Clay
2013-04-01	Japan F4	R16	Issei Okamura	Keita Koyama	7-6(4) 7-6(2)	Hard
2013-04-01	Japan F4	R32	Keita Koyama	Keisuke Numajiri	6-2 6-2	Hard
2013-03-25	Japan F3	R32	Hyun Woo Nam	Keita Koyama	6-1 6-1	Hard
2012-10-15	Japan F9	R16	Hiroki Kondo	Keita Koyama	6-3 6-2	Hard
2012-10-15	Japan F9	R32	Keita Koyama	Yuma Otomo	6-4 6-4	Hard
2012-10-08	Japan F8	R32	Yuichi Ito	Keita Koyama	6-1 6-3	Hard
2012-09-17	Australia F8	R16	Luke Saville	Keita Koyama	6-3 6-2	Hard
2012-09-17	Australia F8	R32	Keita Koyama	Dekel Bar	1-6 7-6(5) 6-1	Hard
2012-06-25	Japan F7	R16	Arata Onozawa	Keita Koyama	6-2 6-1	Clay
2012-06-25	Japan F7	R32	Keita Koyama	Yuki Matsuo	6-4 6-1	Clay
2012-06-18	Japan F6	R16	Bumpei Sato	Keita Koyama	6-1 6-1	Grass
2012-06-18	Japan F6	R32	Keita Koyama	Arata Onozawa	6-3 7-6(2)	Grass
2012-04-02	Japan F4	R32	Daniel Yoo	Keita Koyama	2-6 7-5 6-4	Hard
2011-11-28	India F12	R32	Sunil Kumar Sipaeya	Keita Koyama	6-1 6-3	Clay
2011-11-21	India F11	R32	N.Sriram Balaji	Keita Koyama	6-0 6-0	Hard
2011-06-20	Japan F7	QF	Hiroki Kondo	Keita Koyama	6-3 6-4	Grass
2011-06-20	Japan F7	R16	Keita Koyama	Yuki Matsuo	6-7(4) 6-4 6-2	Grass
2011-06-20	Japan F7	R32	Keita Koyama	Yasutaka Uchiyama	6-3 3-0 RET	Grass

Aliases

atp

Keita Koyama (k835)

atp_short

K. Koyama (k835)

sackmann

Keita Koyama (104780)

variant

K Koyama