Name: Shuichi Sekiguchi
Country: Japan
Birthdate: 15.07.91, 32 years
ATP ranking: 635
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: 635
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 2017
Shuichi Sekiguchi / year 2017
| 15.10.17 | q 2 | Yunseong Chung | Shuichi Sekiguchi | 6-4, 6-3 |  | match details |  Ningboo Challenger | Hard |
| 03.10.17 | 1st round | Akira Santillan | Shuichi Sekiguchi | 6-3, 6-4 | | match details | .png){kind=small} Kaohsiung Challenger | I. hard |
| 30.09.17 | q 2 | Shao-Fan Liu | Shuichi Sekiguchi | Shuichi Sekiguchi - walk over | | match details | ||
| 19.09.17 | 1st round | Tsung-Hua Yang | Shuichi Sekiguchi | 7-5, 7-64 | | match details |  Gwangju Challenger | Hard |
| 14.09.17 | 2nd round | Yibing Wu | Shuichi Sekiguchi | 5-0, Shuichi Sekiguchi - retired | | match details | Shanghai Challenger | Hard |
| 12.09.17 | 1st round | Shuichi Sekiguchi | Alexander Kudryavtsev | 4-6, 6-4, 6-2 |  | match details | ||
| 07.09.17 | 2nd round | Mohamed Safwat | Shuichi Sekiguchi | 6-75, 6-1, 6-3 | | match details | Zhangjiagang Challenger | Hard |
| 05.09.17 | 1st round | Shuichi Sekiguchi | Kento Takeuchi | 6-4, 6-3 | | match details | ||
| 09.08.17 | 2nd round | Evgeny Donskoy | Shuichi Sekiguchi | 6-2, 6-3 | | match details | Jinan Challenger | Hard |
| 07.08.17 | 1st round | Shuichi Sekiguchi | N. Vijay Sundar Prashanth | 6-4, 6-4 | | match details | ||
| 01.08.17 | 1st round | Yunseong Chung | Shuichi Sekiguchi | 4-6, 6-3, 7-5 | | match details | Chengdu Challenger | Hard |
| 29.07.17 | 1/2 | Nikola Milojevic | Shuichi Sekiguchi | 6-4, 6-0 | | match details | China F14 | Hard |
| 28.07.17 | 1/4 | Shuichi Sekiguchi | Karunuday Singh | 6-3, 7-63 | | match details | ||
| 26.07.17 | 2nd round | Shuichi Sekiguchi | Zhaoyi Cao | 6-4, 6-2 | | match details | ||
| 25.07.17 | 1st round | Shuichi Sekiguchi | Kuan-Yi Lee | 6-4, 2-4, Kuan-Yi Lee - retired | | match details | ||
| 20.07.17 | 2nd round | Alexander Bublik | Shuichi Sekiguchi | 6-3, 7-5 | | match details |  Astana Challenger | Hard |
| 18.07.17 | 1st round | Shuichi Sekiguchi | Dzmitry Zhyrmont | 6-2, 1-6, 6-3 | | match details | ||
| 21.06.17 | 2nd round | Ilya Ivashka | Shuichi Sekiguchi | 6-2, 6-2 | | match details |  Fergana Challenger | Hard |
| 19.06.17 | 1st round | Shuichi Sekiguchi | Vladyslav Manafov | 6-4, 3-6, 7-5 | | match details | ||
| 13.06.17 | 1st round | Tung-Lin Wu | Shuichi Sekiguchi | 6-4, 6-2 | | match details | Chinese Taipei | Hard |
| 08.06.17 | 1/4 | Yosuke Watanuki | Shuichi Sekiguchi | 6-4, 5-7, 6-0 | | match details |  Japan F7 | Hard |
| 07.06.17 | 2nd round | Shuichi Sekiguchi | Yuki Matsuo | 6-4, 6-2 | | match details | ||
| 04.06.17 | 1st round | Shuichi Sekiguchi | Hiroyasu Ehara | 6-2, 6-1 | | match details | ||
| 31.05.17 | 2nd round | Gengo Kikuchi | Shuichi Sekiguchi | 6-4, 6-2 | | match details | Japan F6 | Clay |
| 29.05.17 | 1st round | Shuichi Sekiguchi | Yuki Mochizuki | 6-3, 6-4 | | match details | ||
| 09.05.17 | 1st round | Duckhee Lee | Shuichi Sekiguchi | 6-0, 6-3 | | match details | Seoul Challenger | Hard |
| 08.05.17 | qual. | Shuichi Sekiguchi | Lloyd Glasspool | 6-3, 6-3 | | match details | ||
| 07.05.17 | q 2 | Shuichi Sekiguchi | Makoto Ochi | 6-1, 6-1 | | match details | ||
| 06.05.17 | q 1 | Shuichi Sekiguchi | Yu-Seob Kim | 6-1, 6-4 | | match details | ||
| 18.04.17 | 1st round | Franko Skugor | Shuichi Sekiguchi | 6-1, 6-4 | | match details | Taipei City | Carpet |
| 15.04.17 | 1/2 | Bradley Mousley | Shuichi Sekiguchi | 7-68, 7-64 | | match details | China F5 | Hard |
| 14.04.17 | 1/4 | Shuichi Sekiguchi | Andriej Kapas | 5-7, 6-2, 4-2, Andriej Kapas - retired | | match details | ||
| 13.04.17 | 2nd round | Shuichi Sekiguchi | Tsung-Hua Yang | 6-2, 6-4 | | match details | ||
| 11.04.17 | 1st round | Shuichi Sekiguchi | Yu Chang | 6-1, 7-5 | | match details | ||
| 09.04.17 | fin | Zhe Li | Shuichi Sekiguchi | 6-3, 6-0 | | match details | China F4 | Hard |
| 08.04.17 | 1/2 | Shuichi Sekiguchi | Su Hao Zhong | 6-1, 2-6, 6-2 | | match details | ||
| 07.04.17 | 1/4 | Shuichi Sekiguchi | Jimmy Wang | 5-3, Jimmy Wang - retired | | match details | ||
| 06.04.17 | 2nd round | Shuichi Sekiguchi | Xi Qi | 6-4, 6-3 | | match details | ||
| 04.04.17 | 1st round | Shuichi Sekiguchi | Long Chen | 6-0, 6-0 | | match details | ||
| 23.03.17 | 2nd round | Uladzimir Ignatik | Shuichi Sekiguchi | 7-611, 6-4 | | match details | Quanzhou Challenger | Hard |
| 20.03.17 | 1st round | Shuichi Sekiguchi | Agustin Velotti | 7-65, 6-4 | | match details | ||
| 19.03.17 | qual. | Andrea Pellegrino | Shuichi Sekiguchi | 6-2, 7-66 | | match details | ||
| 18.03.17 | q 2 | Shuichi Sekiguchi | Alexander Bury | 6-2, 6-0 | | match details | ||
| 12.03.17 | q 2 | Kuan-Yi Lee | Shuichi Sekiguchi | 6-3, 6-4 | | match details | Shenzhen Challenger | Hard |
| 12.03.17 | q 1 | Shuichi Sekiguchi | Jaume Antoni Munar Clar | 6-4, 2-6, 6-3 | | match details | ||
| 06.03.17 | qual. | Lorenzo Sonego | Shuichi Sekiguchi | 6-3, 6-4 | | match details | Zhuhai Challenger | Hard |
| 05.03.17 | q 2 | Shuichi Sekiguchi | Marc Polmans | 6-2, 6-4 | | match details | ||
| 04.03.17 | q 1 | Shuichi Sekiguchi | Ching-Mou Yu | 3-6, 6-4, 7-64 | | match details | ||
| 26.02.17 | qual. | Brydan Klein | Shuichi Sekiguchi | 7-5, 6-2 | | match details | Yokohama Challenger | Hard |
| 25.02.17 | q 2 | Shuichi Sekiguchi | Jimmy Wang | 2-6, 7-68, 6-2 | | match details | ||
| 24.02.17 | q 1 | Shuichi Sekiguchi | Yusuke Takahashi | 4-6, 6-3, 6-2 | | match details | ||
| 21.02.17 | 1st round | Tatsuma Ito | Shuichi Sekiguchi | 6-2, 6-3 | | match details | Kyoto Challenger | Carpet |
| 20.02.17 | qual. | Evgeny Karlovskiy | Shuichi Sekiguchi | 7-5, 6-0 | | match details | ||
| 19.02.17 | q 2 | Shuichi Sekiguchi | Yunosuke Tanaka | 6-0, 6-4 | | match details | ||
| 18.02.17 | q 1 | Shuichi Sekiguchi | Shinta Fujii | 6-1, 7-5 | | match details | ||
| 12.01.17 | 1/4 | Daniel Altmaier | Shuichi Sekiguchi | 6-4, 6-1 | | match details |  Bangkok Challenger | Hard |
| 11.01.17 | 2nd round | Shuichi Sekiguchi | Yannick Mertens | 6-3, 3-6, 6-1 | | match details | ||
| 09.01.17 | 1st round | Shuichi Sekiguchi | Phassawit Burapharitta | 6-1, 6-4 | | match details | ||
| 03.01.17 | 2nd round | Anthony Jackie Tang | Shuichi Sekiguchi | 6-5, Shuichi Sekiguchi - retired | | match details |  Hong Kong | Hard |
| 03.01.17 | 1st round | Shuichi Sekiguchi | Li-Wie Tan | 6-4, 6-2 | | match details |