| Challenger - Cary | 09/13 20:30 | 25 | Yasutaka Uchiyama v Donald Young | 4-6,6-3,6-0 | |
| Challenger - Nonthaburi | 08/30 03:30 | 25 | Nam Hoang Ly v Yasutaka Uchiyama | Cancelled | |
| Challenger - Nonthaburi | 08/27 06:40 | 28 | [344] Valentin Vacherot v Yasutaka Uchiyama [264] | 6-3,5-7,7-6 | |
| Challenger - Nonthaburi | 08/26 03:30 | 27 | [388] Omar Jasika v Yasutaka Uchiyama [264] | 2-6,4-6 | |
| Challenger - Nonthaburi | 08/25 06:00 | 26 | [482] Seong-Chen Hong v Yasutaka Uchiyama [264] | 3-6,3-6 | |
| Challenger - Nonthaburi | 08/23 05:45 | 25 | [455] Yuta Shimizu v Yasutaka Uchiyama [264] | 2-6,3-6 | |
| Challenger - Winnipeg | 07/26 21:05 | 25 | [257] Yasutaka Uchiyama v Alex Rybakov [299] | 5-7,3-6 | |
| Challenger - Indianapolis | 07/23 18:00 | 28 | [233] Yibing Wu v Yasutaka Uchiyama [243] | 7-5,6-3 | |
| Challenger - Indianapolis | 07/22 18:00 | 27 | [243] Yasutaka Uchiyama v Christopher Eubanks [153] | 7-6,6-7,6-4 | |
| Challenger - Indianapolis | 07/20 14:00 | 26 | [322] Billy Harris v Yasutaka Uchiyama [243] | 4-6,6-7 | |
| Challenger - Indianapolis | 07/18 22:40 | 25 | [243] Yasutaka Uchiyama v Ramkumar Ramanathan [196] | 4-6,6-4,6-1 | |
| Challenger - Rome GA | 07/16 16:05 | 28 | [269] Yasutaka Uchiyama v Ben Shelton [433] | 1-6,3-6 | |
| Challenger - Rome GA | 07/15 15:00 | 27 | [99] Yoshihito Nishioka v Yasutaka Uchiyama [269] | 6-3,6-7,1-6 | |
| Challenger - Rome GA | 07/13 17:45 | 26 | [269] Yasutaka Uchiyama v Yu Hsiou Hsu [307] | 7-6,6-2 | |
| Challenger - Rome GA | 07/12 14:00 | 25 | [294] Li Tu v Yasutaka Uchiyama [269] | 3-6,3-6 | |
| Challenger - Porto | 07/05 09:00 | 25 | [254] Yasutaka Uchiyama v Evgeny Donskoy [252] | 5-7,4-6 | |
| Challenger - Malaga | 06/27 12:10 | 25 | [151] Emilio Gomez v Yasutaka Uchiyama [254] | 7-6,5-7,6-4 | |
| Challenger - Orlando | 06/08 14:00 | 26 | [257] Yasutaka Uchiyama v Tung-Lin Wu [214] | 6-4,6-7,1-6 | |
| Challenger - Orlando | 06/06 18:20 | 25 | [257] Yasutaka Uchiyama v Denis Yevseyev [345] | 1-6,6-3,6-2 | |
| Challenger - Little Rock | 06/03 18:50 | 27 | [293] Yasutaka Uchiyama v Tung-Lin Wu [247] | 6-7,1-6 | |
| Challenger - Little Rock | 06/03 02:00 | 26 | [156] Christopher Eubanks v Yasutaka Uchiyama [293] | 6-1,6-7,3-6 | |
| Challenger - Little Rock | 05/30 19:55 | 25 | [315] Sebastian Fanselow v Yasutaka Uchiyama [294] | 6-4,3-6,1-6 | |
| ITF M25 - Monastir | 05/26 12:05 | 26 | Yasutaka Uchiyama v Matheus C Bueres | Walkover | |
| ITF M25 - Monastir | 05/25 12:10 | 25 | Yasutaka Uchiyama v Daniil Glinka | 6-3,7-5 | |
| ITF M25 - Monastir | 05/22 08:25 | 29 | [296] Yasutaka Uchiyama v Akira Santillan [348] | 7-6,6-7,6-3 | |
| ITF M25 - Monastir | 05/21 08:30 | 28 | Yasutaka Uchiyama v Fajing Sun | 7-6,6-3 | |
| ITF M25 - Monastir | 05/20 08:30 | 27 | [296] Yasutaka Uchiyama v Dane Sweeny [397] | 7-5,6-2 | |
| ITF M25 - Monastir | 05/19 13:00 | 26 | Yasutaka Uchiyama v Dusan Rsovac | 6-1,6-1 | |
| ITF M25 - Monastir | 05/18 13:00 | 25 | Yasutaka Uchiyama v Tai Sach | 6-3,6-4 | |
| ITF M25 - Nottingham | 05/13 09:00 | 27 | [331] Leandro Riedi v Yasutaka Uchiyama [292] | 7-5,6-4 |
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.