
Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Japan
18.10.81, 43 years
18.10.81, 43 years

Keita Koyama vs. Ryota Hisamatsu - head to head matches
23.03.15 | q 2 | Keita Koyama | Ryota Hisamatsu | 6-3, 6-2 | match details | ![]() | Hard |
Keita Koyama form & Ryota Hisamatsu form
Keita Koyama - last matches
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17.08.15 1st round | vs. Tsung-Hua Yang | 3-6, 3-6 | ![]() | match details |
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15.06.15 1st round | vs. Jumpei Yamasaki | 6-4, 4-6, 1-5, - Keita Koyama - retired | ![]() | match details |
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08.06.15 1st round | vs. Masayoshi Ono | 6-4, 2-6, 1-6 | ![]() | match details |
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01.06.15 1st round | vs. Keisuke Watanuki | 1-6, 1-6 | ![]() | match details |
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23.03.15 qual. | vs. Ryota Tanuma | 3-6, 2-6 | ![]() | match details |
23.03.15 q 1 | vs. Masaki Harada | 6-2, 7-5 | ![]() | match details |
23.03.15 q 2 | vs. Ryota Hisamatsu | 6-3, 6-2 | ![]() | match details |
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16.03.15 1st round | vs. Shintaro Imai | 0-6, 2-6 | ![]() | match details |
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09.03.15 1st round | vs. Masato Shiga | 5-7, 7-5, 6-3 | ![]() | match details |
09.03.15 2nd round | vs. Duckhee Lee | 0-6, 2-6 | ![]() | match details |
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21.02.15 q 1 | vs. Makoto Ochi | 4-6, 7-66, 5-7 | ![]() | match details |
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15.11.14 q 1 | vs. Kaichi Uchida | 6-3, 3-2, Kaichi Uchida - retired | ![]() | match details |
15.11.14 q 2 | vs. Issei Okamura | 3-6, 5-7 | ![]() | match details |
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07.11.14 q 1 | vs. Makoto Ochi | 6-75, 6-74 | ![]() | match details |
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28.10.14 1st round | vs. Jake Eames | 2-6, 0-6 | ![]() | match details |
28.10.14 qual. | vs. Chuhan Wang | 5-7, 7-64, 6-4 | ![]() | match details |
26.10.14 q 2 | vs. Adam Hubble | 3-6, 6-4, 7-5 | ![]() | match details |
25.10.14 q 1 | vs. Jeremy Beale | 6-2, 2-6, 7-62 | ![]() | match details |
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15.09.14 1st round | vs. Kittiphong Wachiramanowong | 6-1, 6-2 | ![]() | match details |
15.09.14 2nd round | vs. Hiroyasu Ehara | 0-6, 1-6 | ![]() | match details |
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08.09.14 2nd round | vs. Shonigmatjon Shofayziyev | 6-2, 6-2 | ![]() | match details |
08.09.14 1/4 | vs. Nikala Scholtz | 6-76, 3-6 | ![]() | match details |
08.09.14 1st round | vs. Michal Konecny | 7-68, 4-2, Michal Konecny - retired | ![]() | match details |
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23.06.14 2nd round | vs. Yasutaka Uchiyama | 6-4, 1-6, 2-6 | ![]() | match details |
23.06.14 1st round | vs. Koichi Sano | 6-3, 7-5 | ![]() | match details |
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16.06.14 1st round | vs. Renta Tokuda | 6-4, 4-6, 1-6 | ![]() | match details |
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09.06.14 1st round | vs. Masayoshi Ono | 7-5, 6-3 | ![]() | match details |
09.06.14 2nd round | vs. Takashi Saito | 3-6, 1-6 | ![]() | match details |
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02.06.14 1st round | vs. Konosuke Kiryu | 6-2, 6-3 | ![]() | match details |
02.06.14 1/2 | vs. Takuto Niki | 2-6, 1-6 | ![]() | match details |
Ryota Hisamatsu - last matches
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13.06.16 q 1 | vs. Riku Ito | 6-2, 3-6, 7-5 | ![]() | match details |
13.06.16 qual. | vs. Sho Shimabukuro | 1-6, 5-7 | ![]() | match details |
13.06.16 q 2 | vs. Chan-Yeong Oh | 6-3, 4-6, 6-3 | ![]() | match details |
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30.05.16 q 1 | vs. Ko Suzuki | 3-6, 0-6 | ![]() | match details |
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04.04.16 q 2 | vs. Soichiro Moritani | 1-6, 1-6 | ![]() | match details |
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07.03.16 qual. | vs. Masaki Sasai | 2-6, 1-6 | ![]() | match details |
07.03.16 q 1 | vs. Yutaro Matsuzaki | 6-4, 2-6, 6-4 | ![]() | match details |
07.03.16 q 2 | vs. Ben Mclachlan | 6-2, 7-65 | ![]() | match details |
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15.06.15 q 2 | vs. Junya Toyono | 3-6, 6-3, 7-68 | ![]() | match details |
15.06.15 qual. | vs. Atsushi Ushida | 6-73, 4-6 | ![]() | match details |
15.06.15 q 1 | vs. Seiji Itou | 6-0, 6-0 | ![]() | match details |
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08.06.15 qual. | vs. Ko Suzuki | 1-6, 2-6 | ![]() | match details |
08.06.15 q 2 | vs. Genki Yoshida | 6-4, 6-1 | ![]() | match details |
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01.06.15 qual. | vs. Ryotaro Matsumura | 2-6, 1-6 | ![]() | match details |
01.06.15 q 1 | vs. Seiya Nakanishi | 2-6, 7-5, 6-2 | ![]() | match details |
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30.03.15 q 1 | vs. Motoaki Kita | 1-6, 4-6 | ![]() | match details |
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23.03.15 q 1 | vs. Hiroshi Yano | 6-4, 3-6, 6-2 | ![]() | match details |
23.03.15 q 2 | vs. Keita Koyama | 3-6, 2-6 | ![]() | match details |
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09.03.15 q 2 | vs. Masaki Sasai | 4-6, 6-4, 6-74 | ![]() | match details |
09.03.15 q 1 | vs. Hiroshi Yano | 6-4, 4-6, 6-2 | ![]() | match details |
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23.06.14 q 1 | vs. Taiki Hashimoto | 3-6, 6-4, 6-2 | ![]() | match details |
23.06.14 qual. | vs. Masaki Sasai | 3-6, 2-6 | ![]() | match details |
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16.06.14 qual. | vs. Kazuya Saito | 6-3, 4-6, 7-67 | ![]() | match details |
16.06.14 q 1 | vs. Yudai Umeoka | 6-2, 6-1 | ![]() | match details |
16.06.14 1st round | vs. Chih-Jen Ho | 6-71, 6-1, 4-6 | ![]() | match details |
16.06.14 q 2 | vs. Yusuke Ota | 6-0, 6-2 | ![]() | match details |
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09.06.14 q 1 | vs. Motoaki Kita | 2-6, 1-6 | ![]() | match details |
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02.06.14 qual. | vs. Akihiro Tanaka | 6-3, 7-64 | ![]() | match details |
02.06.14 q 1 | vs. Taiki Hashimoto | 6-70, 6-3, 6-4 | ![]() | match details |
02.06.14 1st round | vs. Sho Katayama | 3-6, 5-7 | ![]() | match details |