Name: Ken Onishi
Country: Japan
Birthdate: 18.02.96, 29 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, 29 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 2015
Ken Onishi / year 2015
| 23.11.15 | 2nd round | Ken Onishi | Ali Al Ghareeb | 6-3, 6-2 |  | match details |  Kuwait F3 | I. hard |
| 23.11.15 | 1/4 | Evgeny Karlovskiy | Ken Onishi | 6-3, 6-2 |  | match details | ||
| 23.11.15 | 1st round | Ken Onishi | Sergio Martos Gornes | 6-4, 6-1 | | match details | ||
| 16.11.15 | 2nd round | Paul Monteban | Ken Onishi | 7-611, 7-63 | | match details | Kuwait F2 | Hard |
| 16.11.15 | 1st round | Ken Onishi | Stefan Micov | 6-4, 6-1 | | match details | ||
| 10.11.15 | 1st round | Tucker Vorster | Ken Onishi | 7-5, 6-4 | | match details |  Kobe Challenger | I. hard |
| 05.10.15 | 1st round | Patrik Fabian | Ken Onishi | 6-4, 3-6, 6-3 | | match details |  Turkey F40 | Hard |
| 28.09.15 | 1st round | Ken Onishi | Halit Berke Mangaloglu | 6-1, 6-2 | | match details | Turkey F39 | Hard |
| 28.09.15 | 2nd round | Barkin Yalcinkale | Ken Onishi | 3-6, 7-65, 7-5 | | match details | ||
| 21.09.15 | qual. | Ken Onishi | Johannes Ingildsen | 6-4, 6-4 | | match details | Turkey F38 | Hard |
| 21.09.15 | 1st round | Ken Onishi | Shunrou Takeshima | 6-2, 6-2 | | match details | ||
| 21.09.15 | 2nd round | Ken Onishi | Sefa Suluoglu | 6-1, 2-6, 7-5 | | match details | ||
| 21.09.15 | 1/4 | Peter Heller | Ken Onishi | 6-1, 6-2 | | match details | ||
| 21.09.15 | q 2 | Ken Onishi | Andrey Pechkin | 6-4, 6-2 | | match details | ||
| 14.09.15 | qual. | Michal Bisko | Ken Onishi | 6-4, 7-5 | | match details | Turkey F37 | Hard |
| 14.09.15 | q 2 | Ken Onishi | Edward Harwood | 6-0, 6-0 | | match details | ||
| 29.06.15 | 1st round | Zhuoyang Qiu | Ken Onishi | 6-3, 6-2 | | match details |  China F9 | Hard |
| 22.06.15 | 1st round | Issei Okamura | Ken Onishi | 6-4, 2-6, 6-1 | | match details |  Thailand F5 | Hard |
| 15.06.15 | 1st round | Ken Onishi | Zach Itzstein | 4-6, 6-2, 6-0 | | match details | Thailand F4 | Hard |
| 15.06.15 | 2nd round | Shuichi Sekiguchi | Ken Onishi | 6-3, 6-3 | | match details | ||
| 01.06.15 | 2nd round | Marcos Giraldi Requena | Ken Onishi | 6-4, 6-4 | | match details | China F7 | Hard |
| 01.06.15 | 1st round | Ken Onishi | Aoxiong Wang | 7-62, 6-4 | | match details | ||
| 25.05.15 | q 2 | Ken Onishi | Aoran Wang | 6-4, 6-4 | | match details | China F6 | Hard |
| 25.05.15 | qual. | Ken Onishi | Yue Zhang | 6-3, 6-4 | | match details | ||
| 25.05.15 | 1st round | Young Seok Kim | Ken Onishi | 6-3, 7-5 | | match details | ||
| 27.04.15 | 1st round | Christopher O'Connell | Ken Onishi | 7-65, 6-2 | | match details | Thailand F2 | Hard |
| 27.04.15 | q 1 | Ken Onishi | Phaninthon Pakpoomkamol | 6-3, 6-2 | | match details | ||
| 27.04.15 | qual. | Ken Onishi | Chayanon Kaewsuto | 4-6, 6-1, 6-2 | | match details | ||
| 16.03.15 | q 1 | Ken Onishi | Motoaki Kita | 6-4, 6-1 | | match details | Japan F2 | Hard |
| 16.03.15 | 1st round | Tadayuki Longhi | Ken Onishi | 6-4, 6-4 | | match details | ||
| 16.03.15 | qual. | Ken Onishi | Ryota Tanuma | 6-2, 4-6, 6-3 | | match details | ||
| 09.03.15 | q 2 | Ken Onishi | Yasuo Nishioka | 6-2, 6-4 | | match details | Japan F1 | Hard |
| 09.03.15 | qual. | Ken Onishi | Yohei Ono | 6-2, 6-1 | | match details | ||
| 09.03.15 | 1st round | Ken Onishi | Takumi Tsunematsu | 6-3, 6-3 | | match details | ||
| 09.03.15 | 2nd round | Ken Onishi | Arata Onozawa | 6-3, 1-6, 7-5 | | match details | ||
| 09.03.15 | q 1 | Ken Onishi | Daiki Kondo | 6-2, 6-4 | | match details | ||
| 09.03.15 | 1/4 | Yuuya Kibi | Ken Onishi | 2-6, 6-2, 6-4 | | match details | ||
| 02.03.15 | qual. | Ken Onishi | Blazo N Djurovic | 6-3, 7-62 | | match details |  Australia F2 | Hard |
| 02.03.15 | 1st round | Brydan Klein | Ken Onishi | 6-3, 6-2 | | match details | ||
| 02.03.15 | q 2 | Ken Onishi | Aaron Mcrae | 6-70, 6-2, 6-2 | | match details | ||
| 23.02.15 | q 1 | Ken Onishi | Marlino Pascual | 6-1, 6-2 | | match details | Australia F1 | Hard |
| 23.02.15 | 1st round | Gavin Van Peperzeel | Ken Onishi | 6-3, 6-4 | | match details | ||
| 23.02.15 | qual. | Ken Onishi | William Ma | 6-3, 7-5 | | match details |
