10.06.19 | 1st round | Hiroyasu Ehara/Sho Katayama | Winter Meagher/Sam Ryan Ziegann | 6-1, 6-0 | | match details | M15 Akishima | Carpet |
10.06.19 | 1/4 | Hiroyasu Ehara/Sho Katayama | Shohei Chikami/Kousuke Ogura | 6-1, 6-0 | | match details |
10.06.19 | 1/2 | Hiroyasu Ehara/Sho Katayama | Kazuma Kawachi/Daisuke Sumizawa | 6-3, 6-4 | | match details |
10.06.19 | fin | Hiroyasu Ehara/Sho Katayama | Rio Noguchi/Yunosuke Tanaka | 6-3, 6-4 | | match details |
03.06.19 | 1st round | Hiroyasu Ehara/Sho Katayama | Jesse Delaney/Len Schouten | 6-1, 6-3 | | match details | M15 Guam | Hard |
03.06.19 | 1/4 | Hiroyasu Ehara/Sho Katayama | Edward Lewis/Masayoshi Ono | 6-3, 6-2 | | match details |
03.06.19 | 1/2 | Gengo Kikuchi/Ko Suzuki | Hiroyasu Ehara/Sho Katayama | 6-3, 7-5 | | match details |
08.04.19 | 1st round | Masamichi Imamura/Rio Noguchi | Hiroyasu Ehara/Sho Katayama | 2-6, 6-4, 10-6 | | match details | M25 Matsuyama | Hard |
18.03.19 | fin | Hiroyasu Ehara/Sho Katayama | Blake Ellis/Michael Look | 6-2, 6-4 | | match details | M15 Kofu | Hard |
18.03.19 | 1st round | Hiroyasu Ehara/Sho Katayama | Takuya Kumasaka/Yukikazu Meguro | 6-0, 6-1 | | match details |
18.03.19 | 1/4 | Hiroyasu Ehara/Sho Katayama | Hong Kit Wong/Pak Long Yeung | 6-3, 7-5 | | match details |
18.03.19 | 1/2 | Hiroyasu Ehara/Sho Katayama | Shinji Hazawa/Takuto Niki | 6-4, 6-4 | | match details |
04.03.19 | 1/2 | Shintaro Imai/Takuto Niki | Hiroyasu Ehara/Sho Katayama | 6-3, 6-1 | | match details | M15 Nishi | Hard |
04.03.19 | 1st round | Hiroyasu Ehara/Sho Katayama | Yuichiro Inui/Kazuma Kawachi | 6-1, 6-1 | | match details |
04.03.19 | 1/4 | Hiroyasu Ehara/Sho Katayama | Yusuke Takahashi/Jumpei Yamasaki | 6-3, 6-4 | | match details |
10.09.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Kooros Ghasemi/Sebastian Zapata Ramirez | 6-1, 6-4 | | match details | Canada F7 | Hard |
10.09.18 | 1/4 | Francesco Ferrari/Michail Pervolarakis | Hiroyasu Ehara/Sho Katayama | 6-4, 6-73, 10-8 | | match details |
03.09.18 | 1/2 | Charlie Emhardt/Samuel Shropshire | Hiroyasu Ehara/Sho Katayama | 4-6, 6-4, 10-6 | | match details | Canada F6 | I. hard |
03.09.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Nick Chappell/Felix Corwin | 6-75, 6-4, 10-5 | | match details |
03.09.18 | 1/4 | Hiroyasu Ehara/Sho Katayama | Julian Bradley/Jack Findel-Hawkins | 7-5, 6-4 | | match details |
18.06.18 | fin | Hiroyasu Ehara/Sho Katayama | Jake Delaney/Thomas Fancutt | 6-3, 6-3 | | match details | Guam F1 | Hard |
18.06.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Manu Bajpai/Hank Hill | 6-2, 6-1 | | match details |
18.06.18 | 1/4 | Hiroyasu Ehara/Sho Katayama | Alec Adamson/Alex Hunt | 6-0, 6-3 | | match details |
18.06.18 | 1/2 | Hiroyasu Ehara/Sho Katayama | Yuta Shimizu/Kento Takeuchi | 4-6, 7-5, 10-6 | | match details |
04.06.18 | 1st round | Ang Ji/Bingyu Yu | Hiroyasu Ehara/Sho Katayama | 6-3, 5-7, 10-4 | | match details | China F8 | Hard |
09.04.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Yuuya Kibi/Arata Onozawa | 6-3, 6-2 | | match details | Japan F6 | Hard |
09.04.18 | 1/4 | Yuhei Kono/Yuto Sakai | Hiroyasu Ehara/Sho Katayama | 7-63, 6-4 | | match details |
02.04.18 | 1/4 | Shinta Fujii/Makoto Ochi | Hiroyasu Ehara/Sho Katayama | 2-6, 6-3, 10-6 | | match details | Japan F5 | Hard |
02.04.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Yu Hsiang Chiu/Jacob Grills | 6-4, 6-0 | | match details |
19.03.18 | 1/2 | Hiroyasu Ehara/Sho Katayama | Gengo Kikuchi/Shunrou Takeshima | 7-61, 7-5 | | match details | Japan F3 | Hard |
19.03.18 | fin | Hiroyasu Ehara/Sho Katayama | Jae-Min Seol/Min-Kyu Song | 7-5, 7-65 | | match details |
19.03.18 | 1st round | Hiroyasu Ehara/Sho Katayama | Yasunori Hashikawa/Hiromasa Oku | 6-4, 6-3 | | match details |
19.03.18 | 1/4 | Hiroyasu Ehara/Sho Katayama | Tae-Woo Lee/Yong-Kyu Lim | 7-65, 6-3 | | match details |
12.03.18 | 1st round | Tae-Woo Lee/Yong-Kyu Lim | Hiroyasu Ehara/Sho Katayama | 7-63, 3-6, 10-8 | | match details | Japan F2 | Hard |
24.07.17 | fin | Hiroyasu Ehara/Sho Katayama | Liang-Chi Huang/Aoran Wang | 6-3, 6-3 | | match details | China F14 | Hard |
24.07.17 | 1st round | Hiroyasu Ehara/Sho Katayama | Yu Hsiang Chiu/Kuan-Yi Lee | 7-5, 7-64 | | match details |
24.07.17 | 1/4 | Hiroyasu Ehara/Sho Katayama | Cheong-Eui Kim/Shuichi Sekiguchi | 6-4, 6-1 | | match details |
24.07.17 | 1/2 | Hiroyasu Ehara/Sho Katayama | Rigele Te/Yibing Wu | Rigele Te/Yibing Wu - walk over | | match details |
29.05.17 | 1st round | Hiroyasu Ehara/Sho Katayama | Sidharth Rawat/Dalwinder Singh | 6-1, 6-2 | | match details | Singapore F2 | Hard |
29.05.17 | 1/2 | Francis Casey Alcantara/Sem Verbeek | Hiroyasu Ehara/Sho Katayama | 6-3, 6-0 | | match details |
29.05.17 | 1/4 | Hiroyasu Ehara/Sho Katayama | Sherwin Foo/Roy Hobbs | 6-0, 6-4 | | match details |
22.05.17 | 1/2 | Hiroyasu Ehara/Sho Katayama | Katsuki Nagao/Hiromasa Oku | 7-65, 6-2 | | match details | Singapore F1 | Hard |
22.05.17 | fin | Francis Casey Alcantara/Sem Verbeek | Hiroyasu Ehara/Sho Katayama | 6-3, 6-2 | | match details |
22.05.17 | 1st round | Hiroyasu Ehara/Sho Katayama | Thomas Fancutt/Nicholas S. Hu | 6-0, 6-3 | | match details |
22.05.17 | 1/4 | Hiroyasu Ehara/Sho Katayama | Yuichi Ito/Wishaya Trongcharoenchaikul | 6-2, 6-3 | | match details |
27.03.17 | 1/2 | Hiroyasu Ehara/Sho Katayama | Daisuke Sumizawa/Yusuke Watanuki | 6-2, 7-65 | | match details | Japan F4 | Hard |
27.03.17 | fin | Hiroyasu Ehara/Sho Katayama | Shintaro Imai/Kaito Uesugi | 2-6, 6-3, 10-6 | | match details |
27.03.17 | 1st round | Hiroyasu Ehara/Sho Katayama | Yuichi Ito/Arata Onozawa | 6-2, 1-6, 10-7 | | match details |
27.03.17 | 1/4 | Hiroyasu Ehara/Sho Katayama | Masamichi Imamura/Yosuke Watanuki | 6-0, 6-2 | | match details |
25.02.16 | 1/4 | Alessandro Bega/Maxime Janvier | Hiroyasu Ehara/Sho Katayama | 5-7, 6-2, 10-7 | | match details | Kyoto Challenger | I. hard |