| Challenger Guangzhou | 04/29 07:30 | 25 | [168] 우치야마, 야스타카 v 테, 리겔 [485] | 4-6,4-6 | |
| Shenzhen, China | 04/24 02:00 | 25 | [168] 우치야마, 야스타카 v 스쿨케이트, 트리스탄 [241] | Retired | |
| Challenger Gwangju | 04/16 04:40 | 25 | 하리스, 로이드 v 우치야마, 야스타카 | Cancelled | |
| Challenger Busan | 04/14 03:15 | 29 | 우치야마, 야스타카 v Seongchan Hong | 7-6,6-3 | |
| Challenger Busan | 04/13 03:30 | 28 | [107] 덕워스, 제임스 v 우치야마, 야스타카 [241] | 3-6,6-4,6-7 | |
| Challenger Busan | 04/12 02:00 | 27 | [241] 우치야마, 야스타카 v 주브, 파울 [424] | 4-6,7-5,6-3 | |
| Challenger Busan | 04/11 03:45 | 26 | [241] 우치야마, 야스타카 v 스위니, 단 [225] | 6-2,4-6,6-1 | |
| Challenger Busan | 04/09 01:00 | 25 | [173] 시마부쿠로, 소 v 우치야마, 야스타카 [241] | 3-6,0-6 | |
| Challenger Hamburg | 03/13 15:35 | 26 | [245] 우치야마, 야스타카 v 스쿠이레, 헨리 [271] | 4-6,2-6 | |
| Challenger Hamburg | 03/11 14:30 | 25 | [172] 초인스키, 잔 v 우치야마, 야스타카 [245] | 4-6,6-7 | |
| Challenger Lugano | 03/04 10:10 | 19 | [248] 우치야마, 야스타카 v Arthur Gea [449] | 3-6,3-6 | |
| Challenger Lugano | 03/03 13:10 | 14 | [248] 우치야마, 야스타카 v 파울, 야콥 [254] | 6-4,6-3 | |
| Challenger Burnie | 02/10 02:35 | 28 | [224] 스위니, 단 v 우치야마, 야스타카 [249] | Retired | |
| Challenger Burnie | 02/09 03:45 | 27 | [249] 우치야마, 야스타카 v 랑모, 크리스티안 [401] | 6-2,6-2 | |
| Challenger Burnie | 02/08 00:40 | 26 | 우치야마, 야스타카 v Matt Hulme | 3-6,6-3,6-4 | |
| Challenger Burnie | 02/06 02:40 | 25 | 우치야마, 야스타카 v 쿠마사카, 타쿠야 | 6-0,6-2 | |
| Challenger Burnie | 02/05 23:00 | 25 | 우치야마, 야스타카 v 모트, 블랙 | Cancelled | |
| Challenger Burnie | 02/03 01:10 | 28 | [291] 볼트, 알렉스 v 우치야마, 야스타카 [268] | 6-7,7-6,6-3 | |
| Challenger Burnie | 02/02 00:30 | 27 | [268] 우치야마, 야스타카 v 폴만스, 마르크 [161] | 3-6,6-3,6-4 | |
| Challenger Burnie | 01/30 23:00 | 26 | [268] 우치야마, 야스타카 v 타카하시, 유스케 [418] | 6-2,6-4 | |
| Challenger Burnie | 01/29 05:15 | 25 | 우치야마, 야스타카 v 델라니, 제크 | 6-3,6-1 | |
| Challenger Nonthaburi | 01/14 03:00 | 14 | [349] Weber, Arthur v 우치야마, 야스타카 [274] | Cancelled | |
| Challenger Nonthaburi | 01/11 04:00 | 27 | [274] 우치야마, 야스타카 v 노구치, 리오 [365] | Retired | |
| Challenger Nonthaburi | 01/10 06:40 | 26 | [251] 웡, 차크 람 콜레만 v 우치야마, 야스타카 [274] | 7-6,1-6,4-6 | |
| Challenger Nonthaburi | 01/08 08:20 | 25 | [287] 토미크, 베르날다 v 우치야마, 야스타카 [274] | 4-6,6-2,6-7 | |
| Challenger Nonthaburi | 01/01 08:45 | 25 | [231] 온클린, 가우시어 v 우치야마, 야스타카 [269] | 7-5,6-2 | |
| Challenger Yokohama | 11/25 02:00 | 28 | 시미즈, 유타 v 우치야마, 야스타카 | Walkover | |
| 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 |
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.