Yasutaka Uchiyama
Results
| Challenger Gwangju | 04/16 04:40 | 25 | Lloyd Harris v Yasutaka Uchiyama | CANC | |
| Challenger Busan | 04/14 03:15 | 29 | Yasutaka Uchiyama v Seongchan Hong | 7-6,6-3 | |
| Challenger Busan | 04/13 03:30 | 28 | [107] James Duckworth v Yasutaka Uchiyama [241] | 3-6,6-4,6-7 | |
| Challenger Busan | 04/12 02:00 | 27 | [241] Yasutaka Uchiyama v Paul Jubb [424] | 4-6,7-5,6-3 | |
| Challenger Busan | 04/11 03:45 | 26 | [241] Yasutaka Uchiyama v Dane Sweeny [225] | 6-2,4-6,6-1 | |
| Challenger Busan | 04/09 01:00 | 25 | [173] Sho Shimabukuro v Yasutaka Uchiyama [241] | 3-6,0-6 | |
| Challenger Hamburg | 03/13 15:35 | 26 | [245] Yasutaka Uchiyama v Henri Squire [271] | 4-6,2-6 | |
| Challenger Hamburg | 03/11 14:30 | 25 | [172] Jan Choinski v Yasutaka Uchiyama [245] | 4-6,6-7 | |
| Challenger Lugano | 03/04 10:10 | 19 | [248] Yasutaka Uchiyama v Arthur Gea [449] | 3-6,3-6 | |
| Challenger Lugano | 03/03 13:10 | 14 | [248] Yasutaka Uchiyama v Jakub Paul [254] | 6-4,6-3 | |
| Challenger Burnie | 02/10 02:35 | 28 | [224] Dane Sweeny v Yasutaka Uchiyama [249] | Retired | |
| Challenger Burnie | 02/09 03:45 | 27 | [249] Yasutaka Uchiyama v Christian Langmo [401] | 6-2,6-2 |
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.