Challenger Taipei 10/20 13:10 14 Toshihide Matsui v Rubin Statham Cancelled
Challenger Guangzhou 09/08 06:00 14 Toshihide Matsui v Wishaya Trongcharoenchaikul 2-6,4-6
ITF M15 Kashiwa 04/02 02:10 25 Toshihide Matsui v Kazuki Nishiwaki 7-6,4-6,4-6
Challenger Noumea 12/31 02:30 45 [452] Rubin Statham v Toshihide Matsui [137] 6-2,7-6
Challenger Guangzhou 09/11 06:00 19 [493] Qian Sun v Toshihide Matsui [129] 6-7,6-0,7-6
Challenger Guangzhou 09/10 09:45 14 Toshihide Matsui v Jiayang Dong 7-5,6-0
Challenger Zhangjiagang 08/27 03:30 45 [139] Toshihide Matsui v Ray Ho [258] 0-6,2-6
Challenger Manama 02/12 12:00 14 [199] Toshihide Matsui v Andrey Chepelev [407] 3-6,2-6
Challenger Noumea 01/02 04:15 25 [229] Toshihide Matsui v Riccardo Bonadio [187] 3-6,3-6
Challenger Yokkaichi 11/20 04:35 14 [251] Toshihide Matsui v James Trotter [486] 4-6,4-6
Challenger Busan 10/16 02:50 14 [328] Maximilian Neuchrist v Toshihide Matsui [300] 6-3,6-2
ITF M25 Kashiwa 09/29 01:00 26 Toshihide Matsui v Yuta Shimizu Walkover
ITF M25 Kashiwa 09/28 01:00 25 Mao Takada v Toshihide Matsui 2-6,2-6
Challenger Nonthaburi Qual 09/04 06:00 14 Toshihide Matsui v Philip Sekulic 4-6,6-7
Challenger Rome GA 07/10 15:40 14 [436] Ben Shelton v Toshihide Matsui [450] 6-0,6-2
ITF M25 Harmon 06/09 01:50 26 Toshihide Matsui v Jisung Nam 4-6,3-6
ITF M25 Harmon 06/07 01:40 25 Toshihide Matsui v Matthew Stubbings 6-1,7-5
ITF M25 Harmon 06/01 02:05 25 Takeru Yuzuki v Toshihide Matsui 6-7,6-2,6-1
Challenger Bengaluru Qual 02/13 10:50 14 [466] Bogdan Bobrov v Toshihide Matsui [416] Retired
Challenger Antalya Qual 12/05 10:50 14 [468] Jakub Paul v Toshihide Matsui [374] 6-1,6-3
Challenger Bendigo 01/12 04:00 24 Toshihide Matsui v Alexander Crnokrak 2-6,0-6
Challenger Pune 11/13 05:30 25 [250] Sasikumar Mukund v Toshihide Matsui [186] 6-2,6-3
Challenger Pune 11/11 10:40 24 Ben Patael v Toshihide Matsui 6-4,3-6,4-6
Challenger Shenzhen 2 10/30 03:20 25 [340] Chun Hsin Tseng v Toshihide Matsui [168] Retired
Challenger Shenzhen 2 10/28 02:00 166 Toshihide Matsui v Jiaqi Duan Retired
Challenger Liuzhou 10/23 03:55 25 [172] Toshihide Matsui v Jason Jung [134] 2-6,2-6
Challenger Liuzhou 10/22 02:00 24 Toshihide Matsui v Hao Wu 4-6,6-1,6-4
Challenger Liuzhou 10/21 02:00 166 Toshihide Matsui v Jiaqi Duan 6-1,6-2
Challenger Shanghai 09/09 02:00 166 Toshihide Matsui v Chuhan Wang 5-7,6-7
Challenger Yokkaichi 08/08 03:00 26 Sho Shimabukuro v Toshihide Matsui Retired