Name: Issei Okamura
Country: Japan
Birthdate: 26.05.92, 31 years
ATP ranking: 870
TOP ranking's position: 574 (08.08.16, 55 points)
Points: 15
Prize money: 59670 $
Matches total: 443
Win: 211
%: 47.63 %
Country: Japan
Birthdate: 26.05.92, 31 years
ATP ranking: 870
TOP ranking's position: 574 (08.08.16, 55 points)
Points: 15
Prize money: 59670 $
Matches total: 443
Win: 211
%: 47.63 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 8/9 | 8/9 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 18/24 | 17/18 | 0/4 | 1/2 | 0/0 | 0/0 | 0/0 |
| 2022 | 12/14 | 11/12 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2021 | 8/10 | 8/8 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 11/11 | 11/11 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 18/26 | 13/22 | 1/2 | 0/0 | 0/0 | 4/2 | 0/0 |
| 2018 | 28/27 | 23/21 | 4/4 | 1/1 | 0/1 | 0/0 | 0/0 |
| 2017 | 14/32 | 11/19 | 2/8 | 0/2 | 1/3 | 0/0 | 0/0 |
| 2016 | 33/33 | 19/22 | 13/7 | 0/2 | 1/2 | 0/0 | 0/0 |
| 2015 | 40/27 | 31/21 | 9/5 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2014 | 7/10 | 5/5 | 0/2 | 0/1 | 2/2 | 0/0 | 0/0 |
| 2013 | 12/7 | 12/6 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2012 | 2/2 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 211/232 | 170/175 | 31/37 | 2/9 | 4/9 | 4/2 | 0/0 |
| perc. % | 47.63 % | 49.28 % | 45.59 % | 18.18 % | 30.77 % | 66.67 % | 0 % |
Issei Okamura / scheduled / last
| no matches found |
Issei Okamura form / year 2024
Issei Okamura / year 2024
| 31.03.24 | q 1 | Yeongseok Jeong | Issei Okamura | 6-2, 7-65 |  | match details |  M15 Kashiwa | Hard |
| 24.03.24 | q 1 | Masamichi Imamura | Issei Okamura | 7-63, 7-61 | | match details | M15 Tsukuba | Hard |
| 18.03.24 | q 1 | Jumpei Yamasaki | Issei Okamura | 6-2, 6-1 | | match details | M15 Nishi | Hard |
| 11.03.24 | qual. | Koki Matsuda | Issei Okamura | 6-4, 6-3 | | match details | M15 Hinode | Hard |
| 11.03.24 | q 2 | Issei Okamura | Yudai Umeoka | 6-3, 7-65 |  | match details | ||
| 10.03.24 | q 1 | Issei Okamura | Kodai Sasaki | 6-0, 6-1 | | match details | ||
| 27.02.24 | qual. | Jesse Delaney | Issei Okamura | 6-4, 6-4 | | match details |  M25 Traralgon | Hard |
| 26.02.24 | q 2 | Issei Okamura | Winter Meagher | 6-2, 6-2 | | match details | ||
| 21.02.24 | 1st round | Matthew Hulme | Issei Okamura | 1-6, 6-3, 6-3 | | match details | M25 Traralgon | Hard |
| 20.02.24 | qual. | Issei Okamura | Yuta Kikuchi | 6-1, 5-7, 10-6 | | match details | ||
| 19.02.24 | q 2 | Issei Okamura | Cooper Errey | 6-4, 7-63 | | match details | ||
| 17.01.24 | 2nd round | Ali Habib | Issei Okamura | 6-3, 6-2 | | match details |  M25 Doha | Hard |
| 16.01.24 | 1st round | Issei Okamura | Saba Purtseladze | 6-4, 7-5 | | match details | ||
| 15.01.24 | qual. | Alberto Lim | Issei Okamura | 6-0, 6-0 | | match details | ||
| 14.01.24 | q 1 | Issei Okamura | Ali Alshati | 6-2, 6-0 | | match details | ||
| 09.01.24 | qual. | Anmar Faleh Alhogbani | Issei Okamura | 7-65, 6-2 | | match details | M15 Doha | Hard |
| 08.01.24 | q 1 | Issei Okamura | Vivek Kolluru | 6-1, 1-0, Vivek Kolluru - retired | | match details |