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 2012 / surface: Clay
Arata Onozawa / year 2012 / surface: Clay
| 18.07.12 | 1st round | Liang-Chi Huang | Arata Onozawa | 7-5, 7-65 |  | match details |  Anning Challenger | Clay |
| 17.07.12 | q 2 | Arata Onozawa | Sonchat Ratiwatana | 6-3, 3-6, 6-3 |  | match details | ||
| 17.07.12 | qual. | Arata Onozawa | Xiao Qi | 6-0, 6-3 | | match details | ||
| 15.07.12 | q 1 | Arata Onozawa | De-Long Zhu | 7-5, 6-4 | | match details | ||
| 25.06.12 | 1st round | Arata Onozawa | Yusuke Watanuki | 6-3, 6-1 | | match details |  Japan F7 | Clay |
| 25.06.12 | 1/2 | Yasutaka Uchiyama | Arata Onozawa | 2-6, 6-1, 7-66 | | match details | ||
| 25.06.12 | 2nd round | Arata Onozawa | Keita Koyama | 6-2, 6-1 | | match details | ||
| 25.06.12 | 1/4 | Arata Onozawa | Yuuya Kibi | 6-3, 4-6, 6-4 | | match details | ||
| 11.06.12 | 1st round | Arata Onozawa | Masaki Sasai | 6-4, 6-2 | | match details | Japan F5 | Clay |
| 11.06.12 | 2nd round | Arata Onozawa | Daichi Kato | 6-4, 6-3 | | match details | ||
| 11.06.12 | 1/4 | Arata Onozawa | Woong-Sun Jun | 5-7, 7-64, 7-5 | | match details | ||
| 11.06.12 | 1/2 | Adam El Mihdawy | Arata Onozawa | 6-3, 6-4 | | match details |