| Challenger de Busan | 05/11 03:55 | 26 | [240] Yasutaka Uchiyama v Rinky Hijikata [139] | 6-4,3-6,6-4 | |
| Challenger de Busan | 05/09 03:30 | 25 | Hyeon Chung v Yasutaka Uchiyama | 3-6,7-6,2-6 | |
| Challenger de Busan | 05/08 04:30 | 19 | Yasutaka Uchiyama v Ji Hoon Son | 7-6,3-6,6-1 | |
| Challenger de Busan | 05/07 08:45 | 14 | Yasutaka Uchiyama v Young Seok Kim | 6-3,6-1 | |
| Challenger de Seúl | 04/29 06:00 | 28 | [242] Bu Yunchaokete v Yasutaka Uchiyama [277] | 7-6,6-4 | |
| Challenger de Seúl | 04/28 02:00 | 27 | [277] Yasutaka Uchiyama v Denis Kudla [146] | 6-3,4-6,6-1 | |
| Challenger de Seúl | 04/27 04:55 | 26 | [102] James Duckworth v Yasutaka Uchiyama [277] | 4-6,2-6 | |
| Challenger de Seúl | 04/26 03:50 | 25 | [381] Mukund Sasikumar v Yasutaka Uchiyama [277] | 4-6,7-6,0-6 | |
| Challenger de Seúl | 04/24 03:35 | 19 | [277] Yasutaka Uchiyama v Dayne Kelly [343] | 7-6,1-6,6-3 | |
| Challenger de Seúl | 04/23 04:30 | 14 | Yasutaka Uchiyama v Young Seok Kim | 6-1,6-0 | |
| ITF M25 Tsukuba | 03/28 06:00 | 25 | Yasutaka Uchiyama v Renta Tokuda | Retired | |
| Challenger de Pune | 02/28 05:00 | 25 | [284] Yasutaka Uchiyama v Sumit Nagal [387] | 6-7,6-4,4-6 | |
| Challenger Bengaluru | 02/21 12:25 | 25 | [358] Giovanni M Perricard v Yasutaka Uchiyama [285] | 6-7,6-4,6-4 | |
| Challenger Bengaluru | 02/20 08:10 | 19 | [285] Yasutaka Uchiyama v Giovanni M Perricard [358] | 5-7,1-6 | |
| Challenger Bengaluru | 02/19 09:30 | 14 | [305] Yasutaka Uchiyama v Ramkumar Ramanathan [415] | 3-6,7-5,6-3 | |
| Challenger de Chennai | 02/17 05:30 | 27 | [219] Nicolás Moreno de Alboran v Yasutaka Uchiyama [305] | 6-3,6-4 | |
| Challenger de Chennai | 02/15 05:00 | 26 | [305] Yasutaka Uchiyama v Dalibor Svrcina [187] | 6-1,6-7,6-4 | |
| Challenger de Chennai | 02/13 08:30 | 25 | [273] Marc Polmans v Yasutaka Uchiyama [305] | 4-6,6-7 | |
| Challenger de Manama | 02/12 08:00 | 14 | Yasutaka Uchiyama v Kaito Uesugi | Cancelled | |
| Challenger de Burnie | 01/30 03:40 | 25 | [302] Yasutaka Uchiyama v Thomas Fancutt [496] | 6-3,6-7,5-7 | |
| Challenger de Nonthaburi | 01/15 03:00 | 14 | [307] Yasutaka Uchiyama v Federico Gaio [421] | Cancelled | |
| Challenger de Nonthaburi | 01/11 07:00 | 26 | [346] Evgeny Donskoy v Yasutaka Uchiyama [307] | 6-4,7-6 | |
| Challenger de Nonthaburi | 01/10 03:55 | 25 | [307] Yasutaka Uchiyama v Kacper Zuk [243] | 6-2,6-1 | |
| Challenger de Nonthaburi | 01/04 06:20 | 26 | [184] Tung-Lin Wu v Yasutaka Uchiyama [320] | 6-7,7-5,6-4 | |
| Challenger de Nonthaburi | 01/02 06:40 | 25 | [320] Yasutaka Uchiyama v Maximus Jones [438] | 6-4,6-4 | |
| Challenger de Yokkaichi | 11/22 01:00 | 25 | Yasutaka Uchiyama v Nam Hoang Ly | Cancelled | |
| Challenger de Kobe | 11/15 03:50 | 25 | [284] Sho Shimabukuro v Yasutaka Uchiyama [318] | Retired | |
| Challenger de Matsuyama | 11/07 03:05 | 25 | [172] Kaichi Uchida v Yasutaka Uchiyama [317] | 6-3,7-6 | |
| ATP Tokio | 10/03 09:00 | 25 | [19] Frances Tiafoe v Yasutaka Uchiyama [314] | 6-3,6-4 | |
| Challenger de Columbus | 09/20 15:55 | 25 | Yasutaka Uchiyama v Gabriel Diallo | Cancelled |
Wikipedia - Yasutaka Uchiyama
Yasutaka Uchiyama (nacido el 5 de agosto de 1992) es un tenista profesional japonés, nacido en la ciudad de Sapporo.