Name: Ken Onishi
Country: Japan
Birthdate: 18.02.96, 28 years
ATP ranking: 851
TOP ranking's position: 684 (16.10.17, 33 points)
Points: 19
Prize money: 24.514 $
Matches total: 229
Win: 111
%: 48.47 %
Country: Japan
Birthdate: 18.02.96, 28 years
ATP ranking: 851
TOP ranking's position: 684 (16.10.17, 33 points)
Points: 19
Prize money: 24.514 $
Matches total: 229
Win: 111
%: 48.47 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2021 | 5/5 | 1/2 | 4/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 3/3 | 3/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 8/15 | 6/11 | 2/3 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2018 | 8/12 | 3/5 | 5/7 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2017 | 19/22 | 6/7 | 13/14 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2016 | 21/25 | 18/20 | 2/1 | 1/2 | 0/2 | 0/0 | 0/0 |
| 2015 | 26/17 | 24/15 | 0/0 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2014 | 14/11 | 8/5 | 6/6 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 7/7 | 6/5 | 1/1 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2012 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 111/118 | 75/74 | 33/35 | 3/6 | 0/3 | 0/0 | 0/0 |
| perc. % | 48.47 % | 50.34 % | 48.53 % | 33.33 % | 0 % | 0 % | 0 % |
Ken Onishi / Fixtures
| no matches found |
Ken Onishi form / year 2017
Ken Onishi / year 2017
| 07.11.17 | 1st round | Peter Polansky | Ken Onishi | 6-1, 6-4 |  | match details |  Kobe Challenger | I. hard |
| 31.10.17 | 1st round | Arjun Kadhe | Ken Onishi | 6-73, 6-0, 7-63 | | match details |  Malaysia F3 | Hard |
| 27.10.17 | 1/4 | Ken Onishi | Francesco Vilardo | 4-6, 7-64, 6-2 |  | match details | Malaysia F2 | Hard |
| 27.10.17 | 1/2 | Djurabeck Karimov | Ken Onishi | 6-1, 6-3 | | match details | ||
| 26.10.17 | 2nd round | Ken Onishi | Marc Dijkhuizen | 3-6, 6-4, 6-2 | | match details | ||
| 24.10.17 | 1st round | Ken Onishi | Ryota Tanuma | 6-4, 3-6, 6-1 | | match details | ||
| 18.10.17 | 1st round | Suraj R Prabodh | Ken Onishi | 6-3, 6-4 | | match details | Malaysia F1 | Hard |
| 28.09.17 | 2nd round | Thomas Statzberger | Ken Onishi | 6-1, 6-2 | | match details |  Turkey F36 | Clay |
| 27.09.17 | 1st round | Ken Onishi | Alexander Erler | 6-4, 4-6, 6-2 | | match details | ||
| 21.09.17 | 2nd round | Kevin Kaczynski | Ken Onishi | 6-4, 7-61 | | match details | Turkey F35 | Clay |
| 20.09.17 | 1st round | Ken Onishi | Vit Kopriva | 6-4, 1-6, 6-2 | | match details | ||
| 15.09.17 | 1/4 | Patricio Heras | Ken Onishi | 6-1, 6-1 | | match details | Turkey F34 | Clay |
| 14.09.17 | 2nd round | Ken Onishi | Anton Desyatnik | 6-4, 6-76, 6-1 | | match details | ||
| 12.09.17 | 1st round | Ken Onishi | Jannis Kahlke | 6-73, 7-61, 6-0 | | match details | ||
| 22.08.17 | 1st round | David Szintai | Ken Onishi | 6-73, 6-2, 7-5 | | match details |  Hungary F6 | Clay |
| 09.08.17 | 1st round | Danylo Kalenichenko | Ken Onishi | 6-1, 6-4 | | match details |  Slovakia F3 | Clay |
| 02.08.17 | 1st round | Sebastien Boltz | Ken Onishi | 6-3, 4-6, 7-65 | | match details | Slovakia F2 | Clay |
| 29.07.17 | 1/2 | Artem Dubrivnyy | Ken Onishi | 7-5, 3-6, 6-0 | | match details | Slovakia F1 | Clay |
| 28.07.17 | 1/4 | Ken Onishi | Pavel Nejedly | 6-3, 6-3 | | match details | ||
| 27.07.17 | 2nd round | Ken Onishi | Tomas Liska | 6-2, 6-1 | | match details | ||
| 25.07.17 | 1st round | Ken Onishi | Alessandro Ricci | 6-2, 7-5 | | match details | ||
| 10.07.17 | 1st round | Jeremy Jahn | Ken Onishi | 6-3, 7-63 | | match details |  Austria F2 | Clay |
| 05.07.17 | 2nd round | Jonathan Mridha | Ken Onishi | 6-2, 6-1 | | match details |  Czech Republic | Clay |
| 04.07.17 | 1st round | Ken Onishi | Michal Konecny | 3-6, 6-4, 7-5 | | match details | ||
| 21.06.17 | 1st round | Adrian Ungur | Ken Onishi | 6-2, 6-0 | | match details |  Romania F4 | Clay |
| 15.06.17 | 2nd round | Nicolae Frunza | Ken Onishi | 6-4, 6-1 | | match details | Romania F3 | Clay |
| 14.06.17 | 1st round | Ken Onishi | Riccardo Maiga | 6-79, 6-1, 6-2 | | match details | ||
| 24.05.17 | 1st round | Gabor Borsos | Ken Onishi | 6-1, 6-1 | | match details | Hungary F3 | Clay |
| 17.05.17 | 2nd round | Tomislav Jotovski | Ken Onishi | 4-6, 6-2, 6-4 | | match details | Hungary F2 | Clay |
| 16.05.17 | 1st round | Ken Onishi | Michal Schmid | 2-6, 6-4, 6-4 | | match details | ||
| 11.05.17 | 2nd round | Attila Balazs | Ken Onishi | 6-2, 6-2 | | match details | Hungary F1 | Clay |
| 10.05.17 | 1st round | Ken Onishi | Alexander Ovcharov | 6-1, 6-3 | | match details | ||
| 08.05.17 | qual. | Ken Onishi | Aljaz Radinski | 6-3, 7-5 | | match details | ||
| 08.05.17 | q 2 | Ken Onishi | Peter Horvath | 6-3, 6-1 | | match details | ||
| 03.04.17 | 1st round | Ryota Tanuma | Ken Onishi | 7-64, 6-2 | | match details | Japan F5 | Hard |
| 30.03.17 | 2nd round | Yosuke Watanuki | Ken Onishi | 6-2, 7-5 | | match details | Japan F4 | Hard |
| 29.03.17 | 1st round | Ken Onishi | Masaya Kobayashi | 6-4, 7-62 | | match details | ||
| 07.01.17 | q 1 | Jimmy Wang | Ken Onishi | 6-1, 6-4 | | match details |  Bangkok Challenger | Hard |
| 05.01.17 | 1/4 | Takuto Niki | Ken Onishi | 6-4, 6-1 | | match details |  Hong Kong | Hard |
| 04.01.17 | 2nd round | Ken Onishi | Pak Long Yeung | 6-4, 6-2 | | match details | ||
| 02.01.17 | 1st round | Ken Onishi | Jui-Chen Hung | 6-3, 7-5 | | match details |
