Name: Arata Onozawa
Country: Japan
Birthdate: 28.04.88, 37 years
ATP ranking: 800
TOP ranking's position: 478 (14.11.11, 70 points)
Points: 23
Prize money: 80403 $
Matches total: 503
Win: 254
%: 50.5 %
Country: Japan
Birthdate: 28.04.88, 37 years
ATP ranking: 800
TOP ranking's position: 478 (14.11.11, 70 points)
Points: 23
Prize money: 80403 $
Matches total: 503
Win: 254
%: 50.5 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2018 | 10/9 | 7/5 | 3/3 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2017 | 12/14 | 10/11 | 0/1 | 0/0 | 2/2 | 0/0 | 0/0 |
| 2016 | 17/20 | 10/13 | 5/5 | 0/0 | 2/2 | 0/0 | 0/0 |
| 2015 | 29/22 | 13/13 | 11/6 | 3/1 | 2/2 | 0/0 | 0/0 |
| 2014 | 22/20 | 13/16 | 3/1 | 3/1 | 3/2 | 0/0 | 0/0 |
| 2013 | 26/25 | 22/20 | 3/4 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2012 | 34/26 | 23/21 | 9/3 | 0/0 | 2/1 | 0/1 | 0/0 |
| 2011 | 36/27 | 27/20 | 7/3 | 0/1 | 1/2 | 1/1 | 0/0 |
| 2010 | 25/24 | 19/15 | 3/5 | 0/0 | 1/3 | 0/0 | 2/1 |
| 2009 | 18/23 | 7/14 | 6/4 | 0/1 | 5/4 | 0/0 | 0/0 |
| 2008 | 16/25 | 10/19 | 1/3 | 0/0 | 5/3 | 0/0 | 0/0 |
| 2007 | 9/11 | 3/6 | 3/2 | 0/0 | 3/3 | 0/0 | 0/0 |
| 2006 | 0/2 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2005 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 254/249 | 164/174 | 54/42 | 6/4 | 27/26 | 1/2 | 2/1 |
| perc. % | 50.5 % | 48.52 % | 56.25 % | 60 % | 50.94 % | 33.33 % | 66.67 % |
Arata Onozawa / scheduled / last
| no matches found |
Arata Onozawa form / year 2011
Arata Onozawa / year 2011
| 24.11.11 | 2nd round | Yuichi Sugita | Arata Onozawa | 7-64, 6-1 |  | match details |  Toyota Challenger | Carpet |
| 22.11.11 | 1st round | Arata Onozawa | Wan Gao | 6-3, 7-610 |  | match details | ||
| 14.11.11 | 1st round | Arata Onozawa | Ting Yu Chuang | 6-2, 6-0 | | match details | .png){kind=small} Chinese Taipei | Clay |
| 14.11.11 | 2nd round | Arata Onozawa | Adam Vejmelka | 4-6, 6-4, 7-612 | | match details | ||
| 14.11.11 | 1/4 | Liang-Chi Huang | Arata Onozawa | 5-2, Arata Onozawa - retired | | match details | ||
| 31.10.11 | 1st round | Rohan Gajjar | Arata Onozawa | 6-4, 1-0, Arata Onozawa - retired | | match details |  Thailand F4 | I. hard |
| 24.10.11 | 1/4 | Woong-Sun Jun | Arata Onozawa | 7-5, 6-2 | | match details |  Laos F1 | Hard |
| 24.10.11 | 1st round | Arata Onozawa | Nuttanon Kadchapanan | 6-4, 6-1 | | match details | ||
| 24.10.11 | 2nd round | Arata Onozawa | Kirati Siributwong | 6-3, 6-4 | | match details | ||
| 03.10.11 | 1st round | Jimmy Wang | Arata Onozawa | 6-4, 3-6, 6-1 | | match details |  Indonesia F5 | Hard |
| 26.09.11 | 1st round | Arata Onozawa | Rohan Gajjar | 6-3, 6-4 | | match details | Indonesia F4 | Hard |
| 26.09.11 | 2nd round | Yuki Bhambri | Arata Onozawa | 6-0, 2-6, 6-0 | | match details | ||
| 05.09.11 | q 2 | Denys Molchanov | Arata Onozawa | 6-3, 6-4 | | match details |  Shanghai Challenger | Hard |
| 05.09.11 | q 1 | Arata Onozawa | Yuichi Ito | 6-2, 1-6, 6-0 | | match details | ||
| 29.08.11 | q 1 | Jose Statham | Arata Onozawa | 6-1, 3-6, 6-4 | | match details | Bangkok Challenger | Hard |
| 08.08.11 | 2nd round | Arata Onozawa | Ilia Starkov | 4-6, 6-3, 6-3 | | match details |  Kazakhstan F5 | Hard |
| 08.08.11 | 1/4 | Arata Onozawa | Vijayant Malik | 6-4, 6-3 | | match details | ||
| 08.08.11 | 1/2 | Mohamed Safwat | Arata Onozawa | 5-7, 6-2, 6-2 | | match details | ||
| 08.08.11 | 1st round | Arata Onozawa | Yuki Matsuo | 6-4, 6-2 | | match details | ||
| 01.08.11 | 1st round | Arata Onozawa | Daniyal Zagidullin | 6-1, 6-1 | | match details | Kazakhstan F4 | Hard |
| 01.08.11 | 1/4 | Ranjeet Virali-Murugesan | Arata Onozawa | 6-1, 6-2 | | match details | ||
| 01.08.11 | 2nd round | Arata Onozawa | Dmitriy Makeyev | 4-6, 6-0, 6-0 | | match details | ||
| 11.07.11 | 1st round | Kento Takeuchi | Arata Onozawa | 6-3, 6-2 | | match details | Chinese Taipei | Hard |
| 04.07.11 | 1st round | Liang-Chi Huang | Arata Onozawa | 5-7, 6-1, 6-1 | | match details | Chinese Taipei | Hard |
| 27.06.11 | 1/4 | Hiroyasu Ehara | Arata Onozawa | 3-0, Arata Onozawa - retired | | match details | Japan F8 | Clay |
| 27.06.11 | 1st round | Arata Onozawa | Kento Takeuchi | 6-3, 2-6, 7-65 | | match details | ||
| 27.06.11 | 2nd round | Arata Onozawa | Bumpei Sato | 6-4, 2-6, 6-1 | | match details | ||
| 20.06.11 | 2nd round | Shuichi Sekiguchi | Arata Onozawa | 7-5, Arata Onozawa - retired | | match details | Japan F7 | Grass |
| 20.06.11 | 1st round | Arata Onozawa | Yasuo Miyazaki | 6-4, 6-2 | | match details | ||
| 13.06.11 | 1st round | Arata Onozawa | Kento Takeuchi | 6-4, 6-4 | | match details | Japan F6 | Hard |
| 13.06.11 | 2nd round | Arata Onozawa | Yuuya Kibi | 7-64, 6-3 | | match details | ||
| 13.06.11 | 1/2 | Hiroki Moriya | Arata Onozawa | 6-2, 6-1 | | match details | ||
| 13.06.11 | 1/4 | Arata Onozawa | Hsin-Han Lee | 6-4, 6-4 | | match details | ||
| 06.06.11 | 1/4 | Arata Onozawa | Bumpei Sato | 7-5, 6-4 | | match details | Japan F5 | Clay |
| 06.06.11 | 1/2 | Hiroyasu Ehara | Arata Onozawa | 3-6, 6-0, 6-1 | | match details | ||
| 06.06.11 | 1st round | Arata Onozawa | Gengo Kikuchi | 6-0, 6-2 | | match details | ||
| 06.06.11 | 2nd round | Arata Onozawa | Fumiaki Kita | 6-0, 6-3 | | match details | ||
| 30.05.11 | 1/2 | Arata Onozawa | Kento Takeuchi | 6-3, 6-4 | | match details | Indonesia F2 | Hard |
| 30.05.11 | fin | Christopher Rungkat | Arata Onozawa | 7-65, 7-65 | | match details | ||
| 30.05.11 | 1st round | Arata Onozawa | Cheng-Peng Hsieh | 6-1, 7-62 | | match details | ||
| 30.05.11 | 2nd round | Arata Onozawa | Weerapat Doakmaiklee | 6-2, 6-1 | | match details | ||
| 30.05.11 | 1/4 | Arata Onozawa | Richard Becker | 4-2, Richard Becker - retired | | match details | ||
| 23.05.11 | 1st round | Arata Onozawa | Bowen Ouyang | 3-6, 6-0, 6-0 | | match details | Indonesia F1 | Hard |
| 23.05.11 | 2nd round | Arata Onozawa | Ega Uneputty | 7-60, 6-2 | | match details | ||
| 23.05.11 | 1/2 | Christopher Rungkat | Arata Onozawa | 6-3, 7-65 | | match details | ||
| 23.05.11 | 1/4 | Arata Onozawa | Hsin-Han Lee | 6-1, 6-4 | | match details | ||
| 09.05.11 | 1/4 | Ervand Gasparyan | Arata Onozawa | 6-3, 6-3 | | match details | Kazakhstan F3 | Hard |
| 09.05.11 | 1st round | Arata Onozawa | Vitali Reshetnikov | 6-0, 7-66 | | match details | ||
| 09.05.11 | 2nd round | Arata Onozawa | Ilia Shatskiy | 6-3, 6-2 | | match details | ||
| 02.05.11 | 1st round | Mikhail Biryukov | Arata Onozawa | 1-6, 6-3, 7-5 | | match details | Kazakhstan F2 | Hard |
| 25.04.11 | 1st round | Arata Onozawa | Mikhail Fufygin | 4-6, 6-0, 6-2 | | match details | Kazakhstan F1 | Hard |
| 25.04.11 | 2nd round | Leonard Stakhovsky | Arata Onozawa | 7-61, 7-5 | | match details | ||
| 11.04.11 | 2nd round | Jae-Sung An | Arata Onozawa | 6-3, 6-2 | | match details | Thailand F3 | Hard |
| 11.04.11 | 1st round | Arata Onozawa | Kirati Siributwong | 6-2, 6-2 | | match details | ||
| 04.04.11 | 2nd round | Alexander Ward | Arata Onozawa | 6-4, 6-3 | | match details | Thailand F2 | Hard |
| 04.04.11 | 1st round | Arata Onozawa | Jae-Sung An | 6-3, 6-2 | | match details | ||
| 07.03.11 | q 1 | Sho Katayama | Arata Onozawa | 6-0, 6-2 | | match details | Kyoto Challenger | Carpet |
| 31.01.11 | 2nd round | Arata Onozawa | Vijayant Malik | 6-4, 6-4 | | match details |  Cambodia F2 | Hard |
| 31.01.11 | 1/4 | Arata Onozawa | Peng Gao | 6-2, 1-6, 6-1 | | match details | ||
| 31.01.11 | 1/2 | N. Vijay Sundar Prashanth | Arata Onozawa | 6-2, 7-5 | | match details | ||
| 31.01.11 | 1st round | Arata Onozawa | Liang-Chi Huang | 6-2, 6-3 | | match details | ||
| 24.01.11 | 1st round | Nikolaus Moser | Arata Onozawa | 4-6, 7-5, 7-5 | | match details | Cambodia F1 | Hard |
| 10.01.11 | 1st round | Cheong-Eui Kim | Arata Onozawa | 6-2, 6-4 | | match details | China F1 | Hard |