| Challenger Yokohama | 11/24 02:00 | 27 | [247] Tu, Li v 우치야마, 야스타카 [297] | 6-7,5-7 | |
| Challenger Yokohama | 11/22 02:30 | 26 | [297] 우치야마, 야스타카 v Seongchan Hong [274] | 2-6,6-4,6-4 | |
| Challenger Yokohama | 11/21 02:30 | 25 | 우치야마, 야스타카 v Imamura, Masamichi | 6-1,6-1 | |
| Challenger Yokohama | 11/20 03:35 | 19 | [301] 우치야마, 야스타카 v 충, 윤성 [362] | 6-4,6-7,7-6 | |
| Challenger Kobe | 11/15 04:50 | 25 | [107] 로디오노브, 주리 v 우치야마, 야스타카 [301] | 7-6,6-4 | |
| Challenger Kobe | 11/13 04:30 | 19 | [309] 우치야마, 야스타카 v 엘리스, 블랙 [415] | 6-4,7-5 | |
| Challenger Kobe | 11/12 02:40 | 14 | 우치야마, 야스타카 v Rei Sakamoto | 6-1,6-2 | |
| Challenger Matsuyama | 11/09 03:10 | 26 | [309] 우치야마, 야스타카 v 홀름그렌, 오거스트 [392] | 6-7,6-7 | |
| Challenger Matsuyama | 11/07 04:45 | 25 | [194] 우, 퉁린 v 우치야마, 야스타카 [309] | 4-6,1-6 | |
| Challenger Sydney | 10/31 01:00 | 25 | [308] 우치야마, 야스타카 v 다니엘, 타로 [97] | Retired | |
| Challenger Playford | 10/25 23:30 | 26 | [320] 우치야마, 야스타카 v 히지카타, 린키 [70] | 2-6,5-7 | |
| Challenger Playford | 10/23 04:35 | 25 | [283] Jasika, Omar v 우치야마, 야스타카 [320] | 3-6,2-6 | |
| ATP Tokyo | 10/15 04:50 | 19 | [80] 기론, 마르코스 v 우치야마, 야스타카 [351] | 6-3,6-2 | |
| ATP Tokyo | 10/14 03:45 | 14 | [351] 우치야마, 야스타카 v 나카시마, 브란던 [122] | 7-6,4-6,6-3 | |
| Shanghai, China | 10/03 04:30 | 15 | [345] 트셍, 춘 흐신 v 우치야마, 야스타카 [347] | 7-6,4-6,6-3 | |
| Shanghai, China | 10/02 04:00 | 14 | [347] 우치야마, 야스타카 v 돈스코이, 에브게니 [229] | 6-2,4-6,6-1 | |
| Challenger Shanghai | 09/07 03:00 | 26 | [69] 오콘넬, 크리스토펠 v 우치야마, 야스타카 [338] | Retired | |
| Challenger Shanghai | 09/05 04:40 | 25 | 리우, 한이 v 우치야마, 야스타카 | 1-6,6-7 | |
| Zhangjiagang, China | 08/29 06:30 | 25 | [254] 베란키스, 리칼다스 v 우치야마, 야스타카 [338] | 6-4,7-5 | |
| Atlanta, USA | 07/22 17:30 | 14 | [270] 우치야마, 야스타카 v Shang, Juncheng [150] | 6-7,5-7 | |
| Challenger Granby | 07/18 14:00 | 25 | [477] Sekulic, Philip v 우치야마, 야스타카 [270] | 6-7,7-6,6-1 | |
| Challenger Chicago | 07/13 17:40 | 26 | [267] 우치야마, 야스타카 v Mark Lajal [244] | 6-4,2-6,2-6 | |
| Challenger Chicago | 07/10 22:00 | 25 | [127] 고메즈, 에밀리오 v 우치야마, 야스타카 [267] | 2-6,1-6 | |
| Challenger Bloomfield Hills | 07/07 15:00 | 27 | [219] 존슨, 스테브 v 우치야마, 야스타카 [267] | 6-4,6-7,7-6 | |
| Challenger Bloomfield Hills | 07/06 14:15 | 26 | [267] 우치야마, 야스타카 v 고메즈, 에밀리오 [127] | 6-2,6-4 | |
| Challenger Bloomfield Hills | 07/04 18:50 | 25 | [267] 우치야마, 야스타카 v Tu, Li [246] | 6-1,6-3 | |
| Wimbledon, London, Great Britain | 06/26 10:00 | 14 | [107] 매차크, 토마스 v 우치야마, 야스타카 [266] | 7-6,6-4 | |
| Challenger Tyler | 06/06 15:00 | 25 | 쿠마르, 옴니 v 우치야마, 야스타카 | Cancelled | |
| Little Rock, USA | 05/29 20:25 | 25 | [274] 마주어, 다니엘 v 우치야마, 야스타카 [226] | 6-2,6-3 | |
| Challenger Busan | 05/12 04:35 | 27 | [87] 푸르셀, 맥스 v 우치야마, 야스타카 [240] | 6-4,7-5 |
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.