Name: Yosuke Watanuki
Country: Japan
Birthdate: 12.04.98, 27 years
ATP ranking: 213
TOP ranking's position: 72 (30.10.23, 756 points)
Points: 264
Prize money: 1.088.892 $
Matches total: 425
Win: 256
%: 60.24 %
Country: Japan
Birthdate: 12.04.98, 27 years
ATP ranking: 213
TOP ranking's position: 72 (30.10.23, 756 points)
Points: 264
Prize money: 1.088.892 $
Matches total: 425
Win: 256
%: 60.24 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 10/8 | 9/7 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2024 | 11/11 | 9/8 | 0/1 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2023 | 43/24 | 29/13 | 7/5 | 1/2 | 0/0 | 6/4 | 0/0 |
| 2022 | 40/22 | 19/11 | 6/4 | 15/7 | 0/0 | 0/0 | 0/0 |
| 2021 | 18/18 | 8/9 | 2/4 | 6/4 | 0/0 | 2/1 | 0/0 |
| 2020 | 11/7 | 2/2 | 0/2 | 9/3 | 0/0 | 0/0 | 0/0 |
| 2019 | 21/21 | 12/14 | 1/3 | 6/1 | 0/1 | 2/2 | 0/0 |
| 2018 | 35/18 | 25/12 | 0/0 | 10/3 | 0/2 | 0/1 | 0/0 |
| 2017 | 31/21 | 22/10 | 2/8 | 5/1 | 2/2 | 0/0 | 0/0 |
| 2016 | 24/8 | 20/4 | 0/1 | 1/1 | 1/1 | 2/1 | 0/0 |
| 2015 | 9/8 | 4/4 | 0/1 | 0/0 | 3/2 | 2/1 | 0/0 |
| 2014 | 3/2 | 0/1 | 0/0 | 0/0 | 3/1 | 0/0 | 0/0 |
| 2013 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 256/169 | 159/96 | 18/29 | 56/25 | 9/9 | 14/10 | 0/0 |
| perc. % | 60.24 % | 62.35 % | 38.3 % | 69.14 % | 50 % | 58.33 % | 0 % |
Yosuke Watanuki / Fixtures
| 24.04.25 | 2nd round | Yosuke Watanuki | Johannus Monday | match details |  Gwangju Challenger | Hard | |
| 23.04.25 07:00 | 1st round | Yosuke Watanuki | James McCabe | 7-612, 6-3 | match details |
Yosuke Watanuki form / surface: Hard
Yosuke Watanuki / surface: Hard
| 23.04.25 | 1st round | Yosuke Watanuki | James McCabe | 7-612, 6-3 |  | match details | Gwangju Challenger | Hard |
| 15.04.25 | 1st round | Alex Bolt | Yosuke Watanuki | 6-3, 7-64 |  | match details | Busan Challenger | Hard |
| 17.03.25 | q 1 | Gabriel Diallo | Yosuke Watanuki | 6-1, 6-73, 6-3 | | match details |  Miami | Hard |
| 11.03.25 | 4th round | Tallon Griekspoor | Yosuke Watanuki | 7-64, 6-1 | | match details | Indian Wells | Hard |
| 09.03.25 | 3rd round | Yosuke Watanuki | Frances Tiafoe | 6-4, 7-66 | | match details | ||
| 07.03.25 | 2nd round | Yosuke Watanuki | Tomas Machac | 4-6, 4-2, Tomas Machac - retired | | match details | ||
| 05.03.25 | 1st round | Yosuke Watanuki | Alexander Bublik | 6-3, 3-6, 6-3 | | match details | ||
| 04.03.25 | qual. | Yosuke Watanuki | Rudy Quan | 6-3, 6-2 | | match details | ||
| 03.03.25 | q 1 | Yosuke Watanuki | Mattia Bellucci | 6-1, 6-2 | | match details | ||
| 22.02.25 | q 1 | Pavel Kotov | Yosuke Watanuki | 6-3, 6-3 | | match details |  Dubai | Hard |
| 15.02.25 | q 1 | Christopher O'Connell | Yosuke Watanuki | 6-73, 7-64, 6-3 | | match details |  Doha | Hard |
| 08.01.25 | q 2 | Blake Ellis | Yosuke Watanuki | 6-1, 6-4 | | match details |  Melbourne | Hard |
| 07.01.25 | q 1 | Yosuke Watanuki | Juan Manuel Cerundolo | 6-3, 7-63 | | match details | ||
| 02.01.25 | 1/4 | Martin Landaluce | Yosuke Watanuki | Yosuke Watanuki - walk over | | match details | Canberra Challenger | Hard |
| 01.01.25 | 2nd round | Yosuke Watanuki | Roman Andres Burruchaga | 6-3, 3-6, 7-65 | | match details | ||
| 31.12.24 | 1st round | Yosuke Watanuki | Hugo Gaston | 6-2, 6-2 | | match details | ||
| 09.11.24 | 1/2 | Alex Bolt | Yosuke Watanuki | 6-3, 4-6, 6-3 | | match details |  Matsuyama Challenger | Hard |
| 08.11.24 | 1/4 | Yosuke Watanuki | Kokoro Isomura | 6-0, 7-5 | | match details | ||
| 07.11.24 | 2nd round | Yosuke Watanuki | Hiroki Moriya | 6-2, 6-0 | | match details | ||
| 05.11.24 | 1st round | Yosuke Watanuki | Yi Zhou | 5-7, 6-3, 6-3 | | match details | ||
| 08.10.24 | 3rd round | Taylor Harry Fritz | Yosuke Watanuki | 6-3, 6-4 | | match details |  Shanghai | Hard |
| 05.10.24 | 2nd round | Yosuke Watanuki | Brandon Nakashima | 7-64, 6-3 | | match details | ||
| 03.10.24 | 1st round | Yosuke Watanuki | Pavel Kotov | 6-76, 6-4, 7-5 | | match details | ||
| 01.10.24 | qual. | Yosuke Watanuki | Seongchan Hong | 6-2, 7-5 | | match details | ||
| 30.09.24 | q 1 | Yosuke Watanuki | Otto Virtanen | 6-74, 6-2, 6-0 | | match details | ||
| 23.09.24 | q 1 | Botic Van De Zandschulp | Yosuke Watanuki | 2-6, 6-3, 6-1 | | match details | Tokyo | Hard |
| 17.09.24 | q 1 | Marco Trungelliti | Yosuke Watanuki | 6-1, 3-6, 6-3 | | match details | Hangzhou | Hard |
| 05.09.24 | 2nd round | Yu Hsiou Hsu | Yosuke Watanuki | 2-6, 6-4, 4-0, Yosuke Watanuki - retired | | match details | Shanghai Challenger | Hard |
| 02.09.24 | 1st round | Yosuke Watanuki | Rigele Te | 6-4, 7-5 | | match details | ||
| 18.02.24 | qual. | Brandon Holt | Yosuke Watanuki | 6-4, 6-3 | | match details |  Los Cabos | Hard |
| 17.02.24 | q 1 | Yosuke Watanuki | Alan Fernando Rubio Fierros | 6-2, 3-6, 6-4 | | match details | ||
| 15.01.24 | 1st round | Miomir Kecmanovic | Yosuke Watanuki | 4-6, 7-5, 6-3, 6-4 | | match details | Melbourne | Hard |
| 07.01.24 | q 1 | Facundo Diaz Acosta | Yosuke Watanuki | 4-6, 7-64, 7-64 | | match details | Adelaide | Hard |
| 30.11.23 | 2nd round | Giovanni Fonio | Yosuke Watanuki | 3-6, 6-2, 7-5 | | match details | Yokkaichi Challenger | Hard |
| 28.11.23 | 1st round | Yosuke Watanuki | Yuta Shimizu | 6-3, 6-4 | | match details | ||
| 25.11.23 | fin | Yosuke Watanuki | Yuta Shimizu | 7-65, 6-4 | | match details | Yokohama Challenger | Hard |
| 24.11.23 | 1/2 | Yosuke Watanuki | Michael Mmoh | 6-4, 6-72, 6-0 | | match details | ||
| 23.11.23 | 1/4 | Yosuke Watanuki | Giovanni Fonio | 3-6, 6-2, 6-1 | | match details | ||
| 22.11.23 | 2nd round | Yosuke Watanuki | Mathys Erhard | 6-4, 6-3 | | match details | ||
| 20.11.23 | 1st round | Yosuke Watanuki | Yu Hsiou Hsu | 6-3, 6-3 | | match details | ||
| 17.10.23 | 1st round | Casper Ruud | Yosuke Watanuki | 7-66, 6-3 | | match details | Tokyo | Hard |
| 07.10.23 | 2nd round | Taylor Harry Fritz | Yosuke Watanuki | 7-62, 6-76, 6-4 | | match details | Shanghai | Hard |
| 05.10.23 | 1st round | Yosuke Watanuki | Juncheng Shang | 7-67, 4-6, 6-4 | | match details | ||
| 10.09.23 | fin | Christopher O'Connell | Yosuke Watanuki | 6-3, 7-5 | | match details | Shanghai Challenger | Hard |
| 09.09.23 | 1/2 | Yosuke Watanuki | Juncheng Shang | 6-4, 6-2 | | match details | ||
| 08.09.23 | 1/4 | Yosuke Watanuki | Nam Hoang Ly | 6-2, 6-0 | | match details | ||
| 07.09.23 | 2nd round | Yosuke Watanuki | Mikalai Haliak | 6-1, 6-1 | | match details | ||
| 05.09.23 | 1st round | Yosuke Watanuki | Alex Bolt | 6-4, 6-0 | | match details | ||
| 28.08.23 | 1st round | Adrian Mannarino | Yosuke Watanuki | 7-5, 6-73, 6-3, 7-5 | | match details | New York | Hard |
| 18.08.23 | 1/2 | Constant Lestienne | Yosuke Watanuki | Yosuke Watanuki - walk over | | match details | Stanford Challenger | Hard |
| 17.08.23 | 1/4 | Yosuke Watanuki | James Duckworth | 6-1, 6-3 | | match details | ||
| 16.08.23 | 2nd round | Yosuke Watanuki | Nicolas Moreno De Alboran | 7-5, 6-3 | | match details | ||
| 14.08.23 | 1st round | Yosuke Watanuki | Steve Johnson | 7-5, 5-7, 6-4 | | match details | ||
| 03.08.23 | 3rd round | Ugo Humbert | Yosuke Watanuki | 6-0, 6-2 | | match details | Washington | Hard |
| 02.08.23 | 2nd round | Yosuke Watanuki | Felix Auger Aliassime | 7-610, 7-63 | | match details | ||
| 31.07.23 | 1st round | Yosuke Watanuki | Yibing Wu | 1-4, Yibing Wu - retired | | match details | ||
| 25.03.23 | 2nd round | Frances Tiafoe | Yosuke Watanuki | 6-75, 7-63, 6-4 | | match details | Miami | Hard |
| 23.03.23 | 1st round | Yosuke Watanuki | Benoit Paire | 6-4, 7-5 | | match details | ||
| 21.03.23 | qual. | Yosuke Watanuki | Christopher O'Connell | 6-4, 6-4 | | match details | ||
| 20.03.23 | q 1 | Yosuke Watanuki | Alexander Blockx | 3-6, 6-3, 6-0 | | match details | ||
| 13.03.23 | q 1 | Nathan Ponwith | Yosuke Watanuki | 7-62, 6-2 | | match details | Phoenix Challenger | Hard |
| 06.03.23 | q 1 | Juncheng Shang | Yosuke Watanuki | 7-61, 7-63 | | match details | Indian Wells | Hard |
| 25.02.23 | 1/2 | Borna Gojo | Yosuke Watanuki | 7-65, 6-4 | | match details | Monterrey Challenger | Hard |
| 24.02.23 | 1/4 | Yosuke Watanuki | Denis Kudla | 3-6, 7-63, 6-2 | | match details | ||
| 23.02.23 | 2nd round | Yosuke Watanuki | Benoit Paire | 7-62, 6-1 | | match details | ||
| 21.02.23 | 1st round | Yosuke Watanuki | James Van Deinse | 6-0, 6-1 | | match details | ||
| 18.01.23 | 2nd round | Sebastian Korda | Yosuke Watanuki | 6-2, 7-5, 6-4 | | match details | Melbourne | Hard |
| 16.01.23 | 1st round | Yosuke Watanuki | Arthur Rinderknech | 6-3, 6-3, 6-2 | | match details | ||
| 12.01.23 | qual. | Yosuke Watanuki | Juan Pablo Varillas | 6-3, 6-4 | | match details | ||
| 11.01.23 | q 2 | Yosuke Watanuki | Mikhail Kukushkin | 4-6, 7-63, 6-3 | | match details | ||
| 10.01.23 | q 1 | Yosuke Watanuki | Philip Sekulic | 6-4, 6-2 | | match details | ||
| 06.01.23 | 1/2 | Marton Fucsovics | Yosuke Watanuki | 6-2, 7-5 | | match details | Canberra Challenger | Hard |
| 05.01.23 | 1/4 | Yosuke Watanuki | Norbert Gombos | 7-5, 6-4 | | match details | ||
| 04.01.23 | 2nd round | Yosuke Watanuki | Jurij Rodionov | 6-4, 5-7, 7-66 | | match details | ||
| 03.01.23 | 1st round | Yosuke Watanuki | Luca Van Assche | 4-6, 6-4, 6-3 | | match details | ||
| 27.11.22 | fin | Yosuke Watanuki | Frederico Ferreira Silva | 6-2, 6-2 | | match details | Yokkaichi Challenger | Hard |
| 26.11.22 | 1/2 | Yosuke Watanuki | James Duckworth | 7-63, 6-3 | | match details | ||
| 25.11.22 | 1/4 | Yosuke Watanuki | Yunseong Chung | 6-2, 5-2, Yunseong Chung - retired | | match details | ||
| 24.11.22 | 2nd round | Yosuke Watanuki | Beibit Zhukayev | 6-0, 4-1, Beibit Zhukayev - retired | | match details | ||
| 22.11.22 | 1st round | Yosuke Watanuki | Zdenek Kolar | 6-2, 6-4 | | match details | ||
| 08.11.22 | 1st round | Jason Jung | Yosuke Watanuki | 7-5, 6-4 | | match details | Matsuyama Challenger | Hard |
| 05.11.22 | fin | Christopher O'Connell | Yosuke Watanuki | 6-1, 6-75, 6-3 | | match details | Yokohama Challenger | Hard |
| 04.11.22 | 1/2 | Yosuke Watanuki | Nino Serdarusic | 7-5, 7-65 | | match details | ||
| 03.11.22 | 1/4 | Yosuke Watanuki | Kaichi Uchida | 7-5, 4-6, 6-3 | | match details | ||
| 01.11.22 | 2nd round | Yosuke Watanuki | Tatsuma Ito | 5-7, 6-0, 2-1, Tatsuma Ito - retired | | match details | ||
| 30.10.22 | 1st round | Yosuke Watanuki | Naoki Nakagawa | 6-4, 6-4 | | match details | ||
| 26.09.22 | 1st round | Jaume Antoni Munar Clar | Yosuke Watanuki | 2-1, Yosuke Watanuki - retired | | match details | Seoul | Hard |
| 25.09.22 | qual. | Yosuke Watanuki | Hiroki Moriya | 3-6, 7-63, 6-2 | | match details | ||
| 24.09.22 | q 1 | Yosuke Watanuki | John-Patrick Smith | 6-3, 6-1 | | match details | ||
| 09.09.22 | 1/4 | Sho Shimabukuro | Yosuke Watanuki | 7-67, 6-0 | | match details |  Nonthaburi 3 | Hard |
| 07.09.22 | 2nd round | Yosuke Watanuki | Beibit Zhukayev | 6-3, 6-3 | | match details | ||
| 05.09.22 | 1st round | Yosuke Watanuki | Yunseong Chung | 7-5, 6-72, 5-3, Yunseong Chung - retired | | match details | ||
| 01.09.22 | 2nd round | Valentin Vacherot | Yosuke Watanuki | 7-62, 6-3 | | match details | Nonthaburi 2 | Hard |
| 30.08.22 | 1st round | Yosuke Watanuki | Alibek Kachmazov | 6-1, 6-3 | | match details | ||
| 15.08.22 | qual. | Clement Chidekh | Yosuke Watanuki | 1-6, 7-63, 6-2 | | match details |  Vancouver Challenger | Hard |
| 14.08.22 | q 1 | Yosuke Watanuki | Makoto Ochi | 6-1, 6-2 | | match details | ||
| 08.08.22 | q 1 | Ryan Harrison | Yosuke Watanuki | 2-6, 7-63, 7-612 | | match details | Chicago Challenger | Hard |
| 01.08.22 | 1st round | Kyle Edmund | Yosuke Watanuki | 6-4, 7-68 | | match details | Washington | Hard |
| 31.07.22 | qual. | Yosuke Watanuki | Mitchell Krueger | 7-61, 6-3 | | match details | ||
| 30.07.22 | q 1 | Yosuke Watanuki | Andrew Fenty | 7-5, 1-0, Andrew Fenty - retired | | match details | ||
| 05.04.22 | 1st round | Roberto Quiroz | Yosuke Watanuki | 7-67, 6-2 | | match details |  Salinas Challenger | Hard |
| 12.01.22 | q 2 | Radu Albot | Yosuke Watanuki | 6-1, 2-6, 6-2 | | match details | Melbourne | Hard |
| 10.01.22 | q 1 | Yosuke Watanuki | Illya Marchenko | 6-4, 4-6, 6-1 | | match details | ||
| 06.01.22 | 2nd round | Mikhail Kukushkin | Yosuke Watanuki | 7-64, 6-1 | | match details | Traralgon Challenger | Hard |
| 03.01.22 | 1st round | Yosuke Watanuki | Jeremy Jin | 6-3, 7-61 | | match details | ||
| 27.11.21 | 1/2 | Alejandro Tabilo | Yosuke Watanuki | 6-3, 6-2 | | match details | Puerto Vallarta | Hard |
| 26.11.21 | 1/4 | Yosuke Watanuki | Pablo Cuevas | 4-6, 6-4, 2-0, Pablo Cuevas - retired | | match details | ||
| 25.11.21 | 2nd round | Yosuke Watanuki | Tung-Lin Wu | 6-75, 7-5, 6-3 | | match details | ||
| 23.11.21 | 1st round | Yosuke Watanuki | Jose Statham | 6-3, 6-2 | | match details | ||
| 26.10.21 | 1st round | Jason Murray Kubler | Yosuke Watanuki | 6-75, 6-0, 7-66 | | match details | Las Vegas | Hard |
| 07.09.21 | 1st round | Luca Van Assche | Yosuke Watanuki | 5-0, Yosuke Watanuki - retired | | match details |  Cassis Challenger | Hard |
| 24.08.21 | 2nd round | Marton Fucsovics | Yosuke Watanuki | 7-5, 6-1 | | match details | Winston-Salem | Hard |
| 23.08.21 | 1st round | Yosuke Watanuki | Jaume Antoni Munar Clar | 3-6, 6-3, 6-0 | | match details | ||
| 22.08.21 | qual. | Alexei Popyrin | Yosuke Watanuki | 6-2, 4-6, 6-1 | | match details | ||
| 21.08.21 | q 1 | Yosuke Watanuki | Yunseong Chung | 6-3, 7-63 | | match details | ||
| 24.07.21 | q 1 | Christopher O'Connell | Yosuke Watanuki | 7-5, 6-4 | | match details | Atlanta | Hard |
| 18.07.21 | qual. | Alexander Sarkissian | Yosuke Watanuki | 7-5, 6-74, 5-5, Yosuke Watanuki - retired | | match details | Los Cabos | Hard |
| 17.07.21 | q 1 | Yosuke Watanuki | Luis Patino | 7-63, 4-6, 6-2 | | match details | ||
| 29.06.21 | 1st round | Altug Celikbilek | Yosuke Watanuki | 6-3, 6-75, 6-3 | | match details |  Porto Challenger | Hard |
| 28.06.21 | qual. | Yosuke Watanuki | Robert Galloway | 6-1, 6-1 | | match details | ||
| 27.06.21 | q 1 | Yosuke Watanuki | Duarte Vale | 6-2, 6-4 | | match details | ||
| 13.04.21 | 1st round | Jack Sock | Yosuke Watanuki | 6-1, 6-1 | | match details | Orlando Challenger | Hard |
| 29.01.20 | 2nd round | Miomir Kecmanovic | Yosuke Watanuki | 6-1, 4-6, 6-3 | | match details | Newport Beach | Hard |
| 27.01.20 | 1st round | Yosuke Watanuki | Skander Mansouri | 6-3, 6-1 | | match details | ||
| 16.01.20 | 3rd round | Damir Dzumhur | Yosuke Watanuki | 6-4, 3-6, 6-3 | | match details | Bendigo Challenger | Hard |
| 13.01.20 | 2nd round | Yosuke Watanuki | Sho Shimabukuro | 7-65, 6-3 | | match details | ||
| 31.10.19 | 3rd round | Yasutaka Uchiyama | Yosuke Watanuki | 6-3, 6-4 | | match details | Playford Challenger | Hard |
| 29.10.19 | 2nd round | Yosuke Watanuki | Sebastian Fanselow | 7-65, 6-2 | | match details | ||
| 24.10.19 | 3rd round | James Duckworth | Yosuke Watanuki | 6-3, 6-3 | | match details | Traralgon Challenger | Hard |
| 22.10.19 | 2nd round | Yosuke Watanuki | Tristan Schoolkate | 6-4, 6-2 | | match details | ||
| 16.10.19 | 2nd round | Bradley Klahn | Yosuke Watanuki | 6-75, 6-2, 6-3 | | match details | Ningboo Challenger | Hard |
| 15.10.19 | 1st round | Yosuke Watanuki | Sidharth Rawat | 6-4, 4-6, 6-3 | | match details | ||
| 28.09.19 | q 1 | Alexei Popyrin | Yosuke Watanuki | 4-6, 6-1, 6-4 | | match details | Tokyo | Hard |
| 21.08.19 | q 2 | Steven Diez | Yosuke Watanuki | 6-2, 5-7, 6-0 | | match details | New York | Hard |
| 19.08.19 | q 1 | Yosuke Watanuki | Ernests Gulbis | 6-2, 6-1 | | match details | ||
| 12.08.19 | 1st round | Go Soeda | Yosuke Watanuki | 7-66, 6-2 | | match details | Vancouver Challenger | Hard |
| 05.08.19 | 1st round | Sam Riffice | Yosuke Watanuki | 6-2, 6-4 | | match details | Aptos Challenger | Hard |
| 24.07.19 | 2nd round | Gleb Sakharov | Yosuke Watanuki | 6-4, 7-5 | | match details | Granby Challenger | Hard |
| 17.07.19 | 2nd round | Yasutaka Uchiyama | Yosuke Watanuki | 6-4, 6-2 | | match details | Gatineau Challenger | Hard |
| 16.07.19 | 1st round | Yosuke Watanuki | Jacob Grills | 6-76, 6-1, 6-0 | | match details | ||
| 04.07.19 | 3rd round | Kenny de Schepper | Yosuke Watanuki | 6-0, 6-2 | | match details |  Recanati Challenger | Hard |
| 02.07.19 | 2nd round | Yosuke Watanuki | Enrique Lopez-Perez | 6-2, 6-4 | | match details | ||
| 01.07.19 | 1st round | Yosuke Watanuki | Lorenzo Musetti | 6-0, 6-2 | | match details | ||
| 27.02.19 | 2nd round | Lukas Rosol | Yosuke Watanuki | 7-65, 7-66 | | match details | Indian Wells | Hard |
| 25.02.19 | 1st round | Yosuke Watanuki | Zane Khan | 3-6, 6-2, 6-2 | | match details | ||
| 18.02.19 | 1st round | Lukas Lacko | Yosuke Watanuki | 6-4, 6-4 | | match details | Delray Beach | Hard |
| 17.02.19 | qual. | Yosuke Watanuki | Marcelo Arevalo | 6-4, 6-4 | | match details | ||
| 16.02.19 | q 1 | Yosuke Watanuki | Alex Bolt | 6-1, 6-1 | | match details | ||
| 11.01.19 | qual. | Prajnesh Gunneswaran | Yosuke Watanuki | 6-75, 6-4, 6-4 | | match details | Melbourne | Hard |
| 10.01.19 | q 2 | Yosuke Watanuki | Matthias Bachinger | 7-65, 2-6, 6-3 | | match details | ||
| 09.01.19 | q 1 | Yosuke Watanuki | Soon-Woo Kwon | 7-5, 6-4 | | match details | ||
| 31.12.18 | 1st round | Hiroki Moriya | Yosuke Watanuki | 6-3, 6-4 | | match details | Playford Challenger | Hard |
| 02.11.18 | 1/4 | Yoshihito Nishioka | Yosuke Watanuki | 6-3, 6-2 | | match details | Canberra Challenger | Hard |
| 31.10.18 | 2nd round | Yosuke Watanuki | Andrew Harris | 7-65, 6-71, 6-0 | | match details | ||
| 29.10.18 | 1st round | Yosuke Watanuki | Fabien Reboul | 7-65, 6-1 | | match details | ||
| 23.10.18 | 1st round | Sadio Doumbia | Yosuke Watanuki | 3-6, 6-3, 6-3 | | match details | Traralgon Challenger | Hard |
| 22.10.18 | qual. | Yosuke Watanuki | Colin Sinclair | 6-3, 7-5 | | match details | ||
| 21.10.18 | q 2 | Yosuke Watanuki | Scott Puodziunas | 6-2, 6-1 | | match details | ||
| 17.10.18 | 2nd round | Yunseong Chung | Yosuke Watanuki | 2-6, 7-65, 6-3 | | match details | Ningboo Challenger | Hard |
| 15.10.18 | 1st round | Yosuke Watanuki | Liam Broady | 6-2, 7-5 | | match details | ||
| 22.09.18 | q 1 | Miomir Kecmanovic | Yosuke Watanuki | 6-0, 6-2 | | match details | Chengdu | Hard |
| 16.09.18 | Yosuke Watanuki | Darko Bojanovic | 6-1, 6-3 | | match details | Davis Cup | Hard | |
| 05.08.18 | qual. | Marcos Giron | Yosuke Watanuki | 7-66, 6-4 | | match details | Aptos Challenger | Hard |
| 04.08.18 | q 2 | Yosuke Watanuki | Thomas Fancutt | 6-3, 6-4 | | match details | ||
| 31.07.18 | 1st round | Daniil Medvedev | Yosuke Watanuki | 3-6, 7-5, 6-1 | | match details | Washington | Hard |
| 29.07.18 | qual. | Yosuke Watanuki | Jason Murray Kubler | 6-4, 6-4 | | match details | ||
| 28.07.18 | q 1 | Yosuke Watanuki | Patrick Kypson | 7-5, 6-3 | | match details | ||
| 22.06.18 | 1/4 | Nikola Milojevic | Yosuke Watanuki | 6-1, 6-79, 6-3 | | match details |  Fergana Challenger | Hard |
| 21.06.18 | 2nd round | Yosuke Watanuki | Tung-Lin Wu | 6-75, 6-2, 6-3 | | match details | ||
| 19.06.18 | 1st round | Yosuke Watanuki | Aleksandr Nedovyesov | 6-4, 7-64 | | match details | ||
| 19.05.18 | 1/2 | Vasek Pospisil | Yosuke Watanuki | 6-3, 3-6, 6-4 | | match details | Busan Challenger | Hard |
| 18.05.18 | 1/4 | Yosuke Watanuki | Ze Zhang | 4-6, 6-4, 6-1 | | match details | ||
| 17.05.18 | 2nd round | Yosuke Watanuki | John-Patrick Smith | 7-611, 6-4 | | match details | ||
| 15.05.18 | 1st round | Yosuke Watanuki | Yen-Hsun Lu | 6-1, 6-2 | | match details | ||
| 14.05.18 | qual. | Yosuke Watanuki | Frederik Nielsen | 1-6, 6-4, 6-0 | | match details | ||
| 13.05.18 | q 2 | Yosuke Watanuki | Jea Moon Lee | 6-4, 6-4 | | match details | ||
| 07.05.18 | qual. | Wishaya Trongcharoenchaikul | Yosuke Watanuki | 6-3, 5-7, 7-64 | | match details | Gimcheon Challenger | Hard |
| 06.05.18 | q 2 | Yosuke Watanuki | Ben Patael | 6-4, 3-6, 6-2 | | match details | ||
| 03.05.18 | 2nd round | Di Wu | Yosuke Watanuki | 6-4, 7-5 | | match details | Seoul Challenger | Hard |
| 01.05.18 | 1st round | Yosuke Watanuki | Dayne Kelly | 6-3, 6-4 | | match details | ||
| 30.04.18 | qual. | Yosuke Watanuki | Ji Sung Nam | 7-5, 6-2 | | match details | ||
| 29.04.18 | q 2 | Yosuke Watanuki | Thomas Fancutt | 6-3, 6-0 | | match details | ||
| 31.03.18 | fin | Yosuke Watanuki | Renta Tokuda | 7-5, 6-1 | | match details | Japan F4 | Hard |
| 30.03.18 | 1/2 | Yosuke Watanuki | Ryota Tanuma | 6-4, 6-3 | | match details | ||
| 30.03.18 | 1/4 | Yosuke Watanuki | Sho Katayama | 6-4, 6-4 | | match details | ||
| 29.03.18 | 2nd round | Yosuke Watanuki | Tung-Lin Wu | 6-4, 5-7, 7-65 | | match details | ||
| 27.03.18 | 1st round | Yosuke Watanuki | Jack Murray | 6-1, 2-1, Jack Murray - retired | | match details | ||
| 26.02.18 | 1st round | Daniel Nguyen | Yosuke Watanuki | 6-2, 6-4 | | match details | Yokohama Challenger | Hard |
| 08.01.18 | 1st round | Florian Mayer | Yosuke Watanuki | 5-7, 6-1, 6-4 | | match details | Canberra Challenger | Hard |
| 30.11.17 | 1st round | Zhe Li | Yosuke Watanuki | 6-3, 6-2 | | match details | Australian Open | Hard |
| 25.10.17 | 2nd round | Akira Santillan | Yosuke Watanuki | 6-3, 6-0 | | match details |  Ho Chi | Hard |
| 24.10.17 | 1st round | Yosuke Watanuki | Timur Khabibulin | 6-4, 6-2 | | match details | ||
| 20.10.17 | 1/4 | Taro Daniel | Yosuke Watanuki | 6-3, 6-72, 6-3 | | match details | Ningboo Challenger | Hard |
| 19.10.17 | 2nd round | Yosuke Watanuki | Di Wu | 6-3, 6-3 | | match details | ||
| 17.10.17 | 1st round | Yosuke Watanuki | Miomir Kecmanovic | 4-6, 6-2, 7-65 | | match details | ||
| 16.10.17 | qual. | Yosuke Watanuki | Akira Santillan | 6-2, 6-4 | | match details | ||
| 15.10.17 | q 2 | Yosuke Watanuki | Zihao Xia | 6-2, 4-6, 7-5 | | match details | ||
| 30.09.17 | q 1 | Vasek Pospisil | Yosuke Watanuki | 7-65, 7-65 | | match details | Tokyo | Hard |
| 17.09.17 | qual. | Makoto Ochi | Yosuke Watanuki | 7-5, 6-3 | | match details | Gwangju Challenger | Hard |
| 16.09.17 | q 2 | Yosuke Watanuki | Bruno Mardones | 6-0, 6-4 | | match details | ||
| 25.06.17 | fin | Yosuke Watanuki | Yusuke Takahashi | 6-2, 6-3 | | match details | .png){kind=small} Chinese Taipei | Hard |
| 24.06.17 | 1/2 | Yosuke Watanuki | Ching-Mou Yu | 6-2, 6-4 | | match details | ||
| 23.06.17 | 1/4 | Yosuke Watanuki | Takuto Niki | 6-4, 6-4 | | match details | ||
| 22.06.17 | 2nd round | Yosuke Watanuki | Kuan-Yi Lee | 6-4, 7-64 | | match details | ||
| 21.06.17 | 1st round | Yosuke Watanuki | Li-Wie Tan | 6-1, 6-2 | | match details | ||
| 17.06.17 | 1/2 | Yosuke Watanuki | Yusuke Takahashi | 6-3, 6-2 | | match details | Chinese Taipei | Hard |
| 17.06.17 | fin | Daniel Nguyen | Yosuke Watanuki | 7-68, 6-1 | | match details | ||
| 16.06.17 | 1/4 | Yosuke Watanuki | Tyler Lu | 6-2, 6-2 | | match details | ||
| 15.06.17 | 2nd round | Yosuke Watanuki | Takuto Niki | 6-2, 6-3 | | match details | ||
| 14.06.17 | 1st round | Yosuke Watanuki | Yu Feng Chen | 6-2, 6-3 | | match details | ||
| 11.06.17 | fin | Yosuke Watanuki | Kento Takeuchi | 4-6, 6-1, 6-4 | | match details | Japan F7 | Hard |
| 10.06.17 | 1/2 | Yosuke Watanuki | Yusuke Takahashi | 6-2, 6-3 | | match details | ||
| 08.06.17 | 1/4 | Yosuke Watanuki | Shuichi Sekiguchi | 6-4, 5-7, 6-0 | | match details | ||
| 07.06.17 | 2nd round | Yosuke Watanuki | Shintaro Imai | 6-75, 6-3, 6-1 | | match details | ||
| 04.06.17 | 1st round | Yosuke Watanuki | Ibuki Furuta | 6-1, 6-4 | | match details | ||
| 11.04.17 | 1st round | Sebastian Fanselow | Yosuke Watanuki | 6-2, 6-0 | | match details | USA F13 | Hard |
| 30.03.17 | 1/4 | Seongchan Hong | Yosuke Watanuki | 7-5, 6-4 | | match details | Japan F4 | Hard |
| 30.03.17 | 2nd round | Yosuke Watanuki | Ken Onishi | 6-2, 7-5 | | match details | ||
| 29.03.17 | 1st round | Yosuke Watanuki | Masaki Sasai | 5-7, 6-3, 6-1 | | match details | ||
| 20.03.17 | 1st round | Jea Moon Lee | Yosuke Watanuki | 6-3, 2-6, 6-0 | | match details | Japan F3 | Hard |
| 27.02.17 | 1st round | Ze Zhang | Yosuke Watanuki | 6-3, 6-0 | | match details | Yokohama Challenger | Hard |
| 01.10.16 | q 1 | Radek Stepanek | Yosuke Watanuki | 6-4, 6-4 | | match details | Tokyo | Hard |
| 10.09.16 | 1/2 | Miomir Kecmanovic | Yosuke Watanuki | 6-1, 6-4 | | match details | U.S. Open | Hard |
| 09.09.16 | 1/4 | Yosuke Watanuki | Khumoun Sultanov | 6-4, 6-1 | | match details | ||
| 08.09.16 | 3rd round | Yosuke Watanuki | Sebastian Korda | 6-73, 6-2, 6-2 | | match details | ||
| 07.09.16 | 2nd round | Yosuke Watanuki | Liam Caruana | 6-2, 6-4 | | match details | ||
| 05.09.16 | 1st round | Yosuke Watanuki | Trent Bryde | 6-2, 6-3 | | match details | ||
| 07.06.16 | 1st round | Chan-Yeong Oh | Yosuke Watanuki | 6-3, 6-0 | | match details | Japan F7 | Hard |
| 10.04.16 | fin | Yosuke Watanuki | Makoto Ochi | 6-3, 6-3 | | match details | Japan F5 | Hard |
| 09.04.16 | 1/2 | Yosuke Watanuki | Yuuya Kibi | 6-1, 3-6, 6-4 | | match details | ||
| 08.04.16 | 2nd round | Yosuke Watanuki | Kento Takeuchi | 6-1, 6-2 | | match details | ||
| 08.04.16 | 1/4 | Yosuke Watanuki | Yusuke Takahashi | 0-6, 6-3, 6-1 | | match details | ||
| 06.04.16 | 1st round | Yosuke Watanuki | Junya Toyono | 6-1, 6-75, 6-1 | | match details | ||
| 03.04.16 | fin | Yosuke Watanuki | Shintaro Imai | 1-6, 6-4, 6-2 | | match details | Japan F4 | Hard |
| 02.04.16 | 1/2 | Yosuke Watanuki | Soon-Woo Kwon | 6-1, 6-3 | | match details | ||
| 01.04.16 | 1/4 | Yosuke Watanuki | Yecong He | 6-3, 6-0 | | match details | ||
| 31.03.16 | 2nd round | Yosuke Watanuki | Young Seok Kim | 6-2, 6-0 | | match details | ||
| 29.03.16 | 1st round | Yosuke Watanuki | Sho Katayama | 6-3, 6-1 | | match details | ||
| 28.03.16 | qual. | Yosuke Watanuki | Sho Shimabukuro | 6-4, 1-6, 7-5 | | match details | ||
| 28.03.16 | q 1 | Yosuke Watanuki | Hidetoshi Owada | 6-2, 4-6, 6-2 | | match details | ||
| 28.03.16 | q 2 | Yosuke Watanuki | Ken Onishi | 6-2, 7-64 | | match details | ||
| 28.01.16 | 1/4 | Djurabeck Karimov | Yosuke Watanuki | 6-3, 6-2 | | match details | Australian Open | Hard |
| 27.01.16 | 3rd round | Yosuke Watanuki | Miomir Kecmanovic | 4-6, 6-2, 8-6 | | match details | ||
| 25.01.16 | 2nd round | Yosuke Watanuki | Moerani Bouzige | 6-2, 6-2 | | match details | ||
| 23.01.16 | 1st round | Yosuke Watanuki | Chien-Hsun Lo | 6-2, 3-6, 6-1 | | match details | ||
| 15.11.15 | q 2 | Peter Kobelt | Yosuke Watanuki | 6-3, 4-6, 7-5 | | match details | Yokohama Challenger | Hard |
| 14.11.15 | q 1 | Yosuke Watanuki | Oliver Anderson | 0-6, 7-68, 6-2 | | match details | ||
| 08.09.15 | 2nd round | Reilly Opelka | Yosuke Watanuki | 6-4, 6-1 | | match details | U.S. Open | Hard |
| 07.09.15 | 1st round | Yosuke Watanuki | Manuel Pena Lopez | 6-3, 6-3 | | match details | ||
| 08.06.15 | 1st round | Yosuke Watanuki | Katsuki Nagao | 7-67, 6-75, 6-4 | | match details | Japan F6 | Hard |
| 08.06.15 | 2nd round | Masaki Sasai | Yosuke Watanuki | 6-3, 6-2 | | match details | ||
| 26.01.15 | 2nd round | Sumit Nagal | Yosuke Watanuki | 6-2, 6-3 | | match details | Australian Open | Hard |
| 24.01.15 | 1st round | Yosuke Watanuki | Alexei Popyrin | 6-77, 6-1, 5-0, Alexei Popyrin - retired | | match details | ||
| 09.06.14 | q 1 | Shohei Chikami | Yosuke Watanuki | 6-1, 7-62 | | match details | Japan F6 | Hard |
| 01.07.13 | q 1 | Soichiro Moritani | Yosuke Watanuki | 6-1, 6-1 | | match details | Japan F8 | Hard |
