Name: Shuichi Sekiguchi
Country: Japan
Birthdate: 15.07.91, 32 years
ATP ranking: 638
TOP ranking's position: 259 (05.05.14, 184 points)
Points: 51
Prize money: 212127 $
Matches total: 685
Win: 406
%: 59.27 %
Country: Japan
Birthdate: 15.07.91, 32 years
ATP ranking: 638
TOP ranking's position: 259 (05.05.14, 184 points)
Points: 51
Prize money: 212127 $
Matches total: 685
Win: 406
%: 59.27 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2023 | 23/15 | 22/14 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2022 | 28/14 | 28/14 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2021 | 1/9 | 1/6 | 0/0 | 0/3 | 0/0 | 0/0 | 0/0 |
| 2020 | 6/6 | 5/4 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2019 | 55/23 | 48/19 | 0/0 | 0/1 | 1/1 | 6/2 | 0/0 |
| 2018 | 18/19 | 12/9 | 3/7 | 0/1 | 3/2 | 0/0 | 0/0 |
| 2017 | 33/27 | 30/21 | 1/1 | 0/2 | 2/3 | 0/0 | 0/0 |
| 2016 | 54/31 | 45/26 | 3/1 | 4/2 | 2/2 | 0/0 | 0/0 |
| 2015 | 35/21 | 34/18 | 0/0 | 0/2 | 1/1 | 0/0 | 0/0 |
| 2014 | 26/21 | 24/18 | 0/0 | 0/1 | 2/2 | 0/0 | 0/0 |
| 2013 | 51/26 | 39/22 | 10/0 | 0/1 | 2/3 | 0/0 | 0/0 |
| 2012 | 36/24 | 28/21 | 0/1 | 5/0 | 0/1 | 3/1 | 0/0 |
| 2011 | 18/23 | 5/8 | 7/11 | 0/0 | 3/3 | 3/1 | 0/0 |
| 2010 | 20/15 | 17/10 | 2/2 | 0/0 | 0/2 | 0/0 | 1/1 |
| 2009 | 2/4 | 1/2 | 1/1 | 0/0 | 0/0 | 0/1 | 0/0 |
| 2008 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 406/279 | 339/213 | 28/25 | 10/15 | 16/20 | 12/5 | 1/1 |
| perc. % | 59.27 % | 61.41 % | 52.83 % | 40 % | 44.44 % | 70.59 % | 50 % |
Shuichi Sekiguchi / scheduled / last
| no matches found |
Shuichi Sekiguchi form / year 2018
Shuichi Sekiguchi / year 2018
| 13.11.18 | 1st round | Jordi Samper-Montana | Shuichi Sekiguchi | 6-4, 6-1 |  | match details |  Kobe Challenger | I. hard |
| 24.10.18 | 2nd round | Filip Bergevi | Shuichi Sekiguchi | 6-3, 6-4 | | match details |  Vietnam F4 | Hard |
| 23.10.18 | 1st round | Shuichi Sekiguchi | Billy Harris | 7-63, 4-6, 7-67 |  | match details | ||
| 07.08.18 | 1st round | Samm Butler | Shuichi Sekiguchi | 6-1, 7-63 | | match details |  Slovakia F3 | Clay |
| 16.07.18 | 1st round | Jorge Brian Panta Herreros | Shuichi Sekiguchi | 1-6, 7-64, 7-5 | | match details |  Austria F3 | Clay |
| 10.07.18 | 1st round | Martin Bugaj | Shuichi Sekiguchi | 6-1, 6-2 | | match details |  Czech Republic | Clay |
| 06.07.18 | 1/4 | Min-Kyu Song | Shuichi Sekiguchi | 6-2, 6-1 | | match details |  China F9 | Hard |
| 05.07.18 | 2nd round | Shuichi Sekiguchi | Chenhe Li | 6-2, 7-5 | | match details | ||
| 03.07.18 | 1st round | Shuichi Sekiguchi | Lingxi Zhao | 6-2, 6-0 | | match details | ||
| 22.06.18 | 1/4 | Enrique Lopez-Perez | Shuichi Sekiguchi | 6-2, 4-0, Shuichi Sekiguchi - retired | | match details |  Fergana Challenger | Hard |
| 20.06.18 | 2nd round | Shuichi Sekiguchi | Ivan Nedelko | Ivan Nedelko - walk over | | match details | ||
| 19.06.18 | 1st round | Shuichi Sekiguchi | Jose Statham | 1-6, 7-65, 6-2 | | match details | ||
| 18.06.18 | qual. | Shuichi Sekiguchi | Roman Safiullin | 6-4, 2-6, 6-4 | | match details | ||
| 17.06.18 | q 2 | Shuichi Sekiguchi | Altug Celikbilek | 6-2, 6-1 | | match details | ||
| 16.06.18 | q 1 | Shuichi Sekiguchi | Gerard Granollers | 6-1, 6-4 | | match details | ||
| 10.06.18 | q 2 | Joao Menezes | Shuichi Sekiguchi | 3-6, 6-3, 7-63 | | match details |  Almaty Challenger | Clay |
| 09.06.18 | q 1 | Shuichi Sekiguchi | Timur Maulenov | 7-5, 6-3 | | match details | ||
| 03.06.18 | q 2 | Steven Diez | Shuichi Sekiguchi | 6-1, 6-4 | | match details | Shymkent Challenger | Clay |
| 02.06.18 | q 1 | Shuichi Sekiguchi | Robin Kern | 6-4, 6-2 | | match details | ||
| 19.05.18 | q 1 | Riccardo Bonadio | Shuichi Sekiguchi | 6-1, 6-2 | | match details |  Mestre Challenger | Clay |
| 12.05.18 | q 1 | Mukund Sasikumar | Shuichi Sekiguchi | 6-4, 7-65 | | match details | Samarkand Challenger | Clay |
| 08.05.18 | 1st round | Aldin Setkic | Shuichi Sekiguchi | 6-1, 7-5 | | match details | Karshi Challenger | Hard |
| 07.05.18 | qual. | Shuichi Sekiguchi | N. Vijay Sundar Prashanth | 6-74, 6-4, 7-62 | | match details | ||
| 06.05.18 | q 2 | Shuichi Sekiguchi | Yaraslav Shyla | 3-6, 6-1, 6-2 | | match details | ||
| 05.05.18 | q 1 | Shuichi Sekiguchi | Mikhail Fufygin | 4-6, 6-4, 6-1 | | match details | ||
| 29.04.18 | q 2 | Ji Hoon Son | Shuichi Sekiguchi | 6-2, 7-63 | | match details |  Seoul Challenger | Hard |
| 15.04.18 | qual. | Shuichi Sekiguchi | Yuanfeng Li | 6-3, 6-1 | | match details | Nanchang Challenger | Clay |
| 11.04.18 | 1st round | Dudi Sela | Shuichi Sekiguchi | 6-4, 6-2 | | match details | .png){kind=small} Taipei City | Carpet |
| 09.04.18 | qual. | Shuichi Sekiguchi | Alexander Bury | 7-62, 2-0, Alexander Bury - retired | | match details | ||
| 08.04.18 | q 2 | Shuichi Sekiguchi | Toshihide Matsui | 7-5, 7-66 | | match details | ||
| 07.04.18 | q 1 | Shuichi Sekiguchi | Vishnu Vardhan | 6-4, 7-5 | | match details | ||
| 26.03.18 | 1st round | Jacob Grills | Shuichi Sekiguchi | 7-64, 4-6, 6-3 | | match details | Japan F4 | Hard |
| 22.03.18 | 2nd round | Sho Katayama | Shuichi Sekiguchi | 7-5, 4-6, 6-2 | | match details | Japan F3 | Hard |
| 19.03.18 | 1st round | Shuichi Sekiguchi | Jumpei Yamasaki | 6-78, 7-63, 6-2 | | match details | ||
| 12.03.18 | 1st round | Seong Chan Hong | Shuichi Sekiguchi | 6-4, 1-6, 7-62 | | match details | Japan F2 | Hard |
| 23.02.18 | q 1 | Hiroki Moriya | Shuichi Sekiguchi | 6-2, 6-4 | | match details | Yokohama Challenger | Hard |
| 17.02.18 | q 1 | Yuuya Kibi | Shuichi Sekiguchi | 6-3, 6-2 | | match details | Kyoto Challenger | Carpet |