| ITF Thailand F10 | 11/26 06:55 | - | Shuichi Sekiguchi v Yasutaka Uchiyama | 6-4,5-7,2-6 | |
| ITF Thailand F10 | 11/25 06:00 | - | Vorachon Rakpuangchon v Yasutaka Uchiyama | 2-6,0-6 | |
| Challenger Shanghai Qual | 10/04 06:35 | 45 | Malek Jaziri v Yasutaka Uchiyama | 4-6,6-0,6-3 | |
| Challenger - Shanghai | 09/04 06:30 | 26 | Go Soeda v Yasutaka Uchiyama | 6-3,6-3 | |
| Challenger - Shanghai | 09/02 02:00 | 25 | Liang-Chi Huang v Yasutaka Uchiyama | 6-4,3-6,3-6 | |
| US Open Qual | 08/19 20:05 | 44 | Yasutaka Uchiyama v Alexander Zverev | 4-6,4-6 | |
| Challenger Aptos | 08/05 22:00 | 25 | Mikhail Kukushkin v Yasutaka Uchiyama | 6-2,6-3 | |
| Challenger Aptos Qual | 08/04 17:00 | 44 | Yasutaka Uchiyama v Alexios Halebian | 6-4,6-4 | |
| Challenger Kaohsiung | 07/16 08:20 | 26 | Go Soeda v Yasutaka Uchiyama | 6-3,6-4 | |
| Challenger Kaohsiung | 07/14 08:50 | 25 | Jui-Chen Hung v Yasutaka Uchiyama | 4-6,4-6 | |
| ITF Japan F8 | 06/29 01:00 | - | Yasutaka Uchiyama v Yoshihito Nishioka | 4-6,3-6 | |
| ITF Japan F8 | 06/28 01:00 | - | Yasutaka Uchiyama v Arata Onozawa | 6-2,6-2 | |
| ITF Japan F8 | 06/27 02:50 | - | Yasutaka Uchiyama v Gengo Kikuchi | 6-1,6-2 | |
| ITF Japan F8 | 06/25 02:45 | - | Yasutaka Uchiyama v Keisuke Numajiri | 6-0,6-2 | |
| Wimbledon Qual | 06/16 10:00 | 44 | David Guez v Yasutaka Uchiyama | 5-7,6-4,7-9 | |
| Challenger - Shenzhen | 04/23 05:00 | 26 | Yasutaka Uchiyama v Ze Zhang | 1-6,3-6 | |
| Challenger - Shenzhen | 04/22 02:00 | 25 | Shuichi Sekiguchi v Yasutaka Uchiyama | 5-7,6-7 | |
| ITF China F5 | 04/17 04:00 | - | Ilya Ivashka v Yasutaka Uchiyama | 7-6,6-3 | |
| ITF China F5 | 04/16 04:10 | - | Roberto Ortega-Olmedo v Yasutaka Uchiyama | 1-6,4-6 | |
| ITF China F4 | 04/12 04:55 | - | Di Wu v Yasutaka Uchiyama | 6-4,7-5 | |
| ITF China F4 | 04/11 02:00 | - | Yasutaka Uchiyama v Roberto Ortega-Olmedo | 4-6,7-6,6-1 | |
| ITF China F4 | 04/10 03:35 | - | Yasutaka Uchiyama v Aoxiong Wang | 6-4,6-1 | |
| Cupa Davis | 04/06 04:00 | - | Yasutaka Uchiyama v Lukas Rosol | 3-6,6-3,4-6 | |
| ITF China F3 | 03/19 04:00 | - | Yasutaka Uchiyama v Pol Wattanakul | 6-3,6-2 | |
| ITF China F2 | 03/15 04:35 | - | Yasutaka Uchiyama v Amir Weintraub | 3-6,6-7 | |
| ITF China F2 | 03/14 03:30 | - | Yasutaka Uchiyama v Ti Chen | 6-4,6-3 | |
| ITF China F2 | 03/13 04:00 | - | Yasutaka Uchiyama v Xin Gao | 6-4,6-1 | |
| ITF China F2 | 03/12 03:35 | - | Yasutaka Uchiyama v Chuhan Wang | 6-4,6-0 | |
| ITF Australia F2 | 03/01 03:45 | - | Jordan Thompson v Yasutaka Uchiyama | 6-1,6-3 | |
| ITF Australia F1 | 02/22 01:30 | - | Luke Saville v Yasutaka Uchiyama | 3-6,6-1,6-4 |
Wikipedia - Yasutaka Uchiyama
Yasutaka Uchiyama (内山 靖崇, Uchiyama Yasutaka, born 5 August 1992) is a Japanese tennis player playing on the ATP Challenger Tour. He achieved a career-high ATP singles ranking of world No. 78 on 4 November 2019 and doubles ranking of No. 102 on 20 August 2018. He has won eight ITF Futures singles titles and reached the final of the Lexington Challenger in August 2015, losing to John Millman in three sets.
History
Juniors
As a junior Uchiyama compiled a win–loss record of 99–61 (and 77–56 in doubles), reaching as high as No. 12 in the combined world rankings in March 2010. He reached the final of the 2009 Australian Open Boys' Doubles with Mikhail Biryukov, losing to Francis Casey Alcantara and Hsieh Cheng-peng in the final.
2013
Uchiyama made his Davis Cup debut for Japan in February 2013, in the Asia/Oceania Zone Group I first round against Indonesia in Tokyo. In the 2014 Davis Cup World Group first round against Canada in Tokyo, he played the doubles rubber with partner Kei Nishikori, winning over Canadian pair Daniel Nestor and Frank Dancevic. Japan defeated Canada 4–1 to advance to the quarterfinals in the World Group for the first time ever.
2019: Best season: Major debut at Wimbledon and Top 100
He qualified on his seventh attempt at the 2019 Japan Open, his home tournament. As a result, he reached the top 100 at world No. 87 on 21 October 2019.
2024: Sixth Challenger, back to top 200
Ranked No. 241, following his sixth Challenger at the 2024 Busan Open he returned to the top 200 climbing more then 70 positions up in the top 170 on 15 April 2024.