21.09.23 | 1/4 | Yuhei Kono/Yusuke Kusuhara | Keisuke Saitoh/Daisuke Sumizawa | 6-1, 6-3 | | match details | M25 Takasaki | Hard |
20.09.23 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Koya Hashimoto/Sota Tani | 6-3, 6-1 | | match details |
03.09.23 | 1/2 | Keisuke Saitoh/Daisuke Sumizawa | Jesse Delaney/Ajeet Rai | 5-7, 6-4, 10-8 | | match details | M25 Hong | Hard |
03.09.23 | fin | Egor Gerasimov/Zhe Li | Keisuke Saitoh/Daisuke Sumizawa | 6-1, 6-4 | | match details |
31.08.23 | 1/4 | Keisuke Saitoh/Daisuke Sumizawa | Adam Moundir/Jimmy Yang | 6-4, 6-4 | | match details |
29.08.23 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Jake Delaney/Blake Mott | 3-6, 6-3, 13-11 | | match details |
06.04.23 | 1/4 | Taisei Ichikawa/Yuki Mochizuki | Keisuke Saitoh/Daisuke Sumizawa | Keisuke Saitoh/Daisuke Sumizawa - walk over | | match details | M25 Kashiwa | Hard |
04.04.23 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Dan Hosono/Natsuki Yamamoto | 7-5, 7-5 | | match details |
17.03.23 | 1/2 | Blake Bayldon/Jordan Smith | Keisuke Saitoh/Daisuke Sumizawa | 7-5, 6-3 | | match details | M25 Canberra | Clay |
16.03.23 | 1/4 | Keisuke Saitoh/Daisuke Sumizawa | Seon Yong Han/Taisei Ichikawa | 6-4, 7-63 | | match details |
14.03.23 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Jayden Court/Corey Gaal | 3-6, 6-1, 10-4 | | match details |
02.09.22 | 1st round | Masamichi Imamura/Rio Noguchi | Keisuke Saitoh/Daisuke Sumizawa | 6-2, 6-2 | | match details | M25 Sapporo | Hard |
02.08.22 | 1st round | Phuong Van Nguyen/Linh Giang Trinh | Keisuke Saitoh/Daisuke Sumizawa | 6-3, 6-4 | | match details | M15 Kuching | Hard |
25.05.22 | 1st round | Mariano Navone/Juan Pablo Paz | Keisuke Saitoh/Daisuke Sumizawa | 6-3, 0-6, 10-5 | | match details | M15 Ulcinj | Clay |
17.05.22 | 1st round | Cezar Cretu/Valentin Royer | Keisuke Saitoh/Daisuke Sumizawa | 6-4, 6-3 | | match details | M25 Ulcinj | Clay |
14.05.22 | fin | Stefano Reitano/Alessio Zanotti | Keisuke Saitoh/Daisuke Sumizawa | 4-6, 7-60, 10-8 | | match details | M15 Ulcinj | Clay |
13.05.22 | 1/2 | Keisuke Saitoh/Daisuke Sumizawa | Obrad Markovski/Gorazd Srbljak | 6-2, 4-6, 10-4 | | match details |
12.05.22 | 1/4 | Keisuke Saitoh/Daisuke Sumizawa | Ivan Denisov/Ivan Liutarevich | 6-4, 7-5 | | match details |
11.05.22 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Lucas Bouquet/Stefan Micov | 6-0, 6-3 | | match details |
08.09.21 | 1st round | Savriyan Danilov/Marat Deviatiarov | Keisuke Saitoh/Daisuke Sumizawa | 6-4, 7-5 | | match details | M15 Ulcinj | Clay |
31.07.21 | fin | Keisuke Saitoh/Daisuke Sumizawa | Jaimee Floyd Angele/Quentin Folliot | 7-66, 4-6, 10-6 | | match details | M15 Cairo | Clay |
30.07.21 | 1/2 | Keisuke Saitoh/Daisuke Sumizawa | Vlad Andrei Dancu/Lucas Krainer | 7-64, 6-3 | | match details |
29.07.21 | 1/4 | Keisuke Saitoh/Daisuke Sumizawa | Ignacio Carou/Ignacio Monzon | 4-6, 6-4, 10-7 | | match details |
27.07.21 | 1st round | Keisuke Saitoh/Daisuke Sumizawa | Amr Elsayed/Faris Zakaryia | 6-3, 6-3 | | match details |
04.03.19 | 1st round | Yusuke Takahashi/Jumpei Yamasaki | Keisuke Saitoh/Daisuke Sumizawa | 6-3, 6-4 | | match details | M15 Nishi | Hard |