Challenger Gimcheon 05/08 04:05 25 [239] Yasutaka Uchiyama v Vasek Pospisil [88] 7-6,2-6,2-6
Challenger Seoul 04/30 06:40 25 Yasutaka Uchiyama v Seong Chan Hong 6-2,4-6,5-7
Challenger Zhuhai 03/06 05:25 25 Yasutaka Uchiyama v Ilya Ivashka 4-6,2-6
Challenger Yokohama 03/04 02:30 29 Yasutaka Uchiyama v Tatsuma Ito 2-6,6-3,6-4
Challenger Yokohama 03/03 02:00 28 Jordan Thompson v Yasutaka Uchiyama 4-6,5-7
Challenger Yokohama 03/02 03:45 27 Go Soeda v Yasutaka Uchiyama 6-4,6-7,3-6
Challenger Yokohama 03/01 02:00 26 Yasutaka Uchiyama v Shinji Hazawa 6-3,7-5
Challenger Yokohama 02/27 02:20 25 Yasutaka Uchiyama v Hubert Hurkacz 6-4,3-6,6-4
Challenger Kyoto 02/21 01:30 25 Yasutaka Uchiyama v Michal Przysiezny 6-4,4-6,6-7
Challenger Chennai 02/15 06:50 27 Yasutaka Uchiyama v Yuki Bhambri 7-5,2-6,4-6
Challenger Chennai 02/14 05:30 26 Yasutaka Uchiyama v Cem Ilkel 6-4,7-5
Challenger Chennai 02/13 04:30 25 Yasutaka Uchiyama v Max Purcell 6-1,7-6
Challenger Rennes 01/24 13:00 25 Yasutaka Uchiyama v Vasek Pospisil 3-6,4-6
Challenger Rennes Qual 01/21 16:05 54 Corentin Denolly v Yasutaka Uchiyama 1-6,3-6
Challenger Rennes Qual 01/21 12:05 46 Tom Farquharson v Yasutaka Uchiyama 5-7,2-6
Challenger Rennes Qual 01/20 16:55 45 Jay Clarke v Yasutaka Uchiyama 6-7,2-6
Challenger Koblenz 01/19 13:50 27 Yasutaka Uchiyama v Mats Moraing 4-6,6-7
Challenger Koblenz 01/18 10:00 26 Zdenek Kolar v Yasutaka Uchiyama 2-6,1-6
Challenger Koblenz 01/16 10:00 25 Yasutaka Uchiyama v Marvin Moeller 6-3,6-1
Australian Open Qual 01/09 23:00 44 Zdenek Kolar v Yasutaka Uchiyama 7-6,6-4
Challenger Playford 01/02 07:45 25 Yasutaka Uchiyama v Hugo Grenier 4-6,6-3,3-6
Challenger Hua Hin 11/22 06:10 25 [186] Alexey Vatutin v Yasutaka Uchiyama [221] 6-3,6-7,6-4
Challenger Toyota 11/16 05:15 26 [228] Yasutaka Uchiyama v John Millman [179] 6-7,7-6,6-7
Challenger Toyota 11/14 04:15 25 [343] Yosuke Watanuki v Yasutaka Uchiyama [228] 4-6,4-6
Challenger Kobe 11/06 04:05 25 [211] Yasutaka Uchiyama v Soon Woo Kwon [200] 6-3,3-6,6-7
Challenger Shenzhen 2 10/31 06:40 25 [103] Radu Albot v Yasutaka Uchiyama [211] 6-2,6-1
ATP Tokyo 10/04 08:15 26 [5] Marin Cilic v Yasutaka Uchiyama [214] 6-3,6-4
ATP Tokyo 10/02 08:35 25 [214] Yasutaka Uchiyama v Franko Skugor [324] 6-3,3-6,6-1
ATP Chengdu Qual 09/23 09:35 45 [17] Mate Pavic v Yasutaka Uchiyama [199] 6-3,5-7,7-6
Challenger Gwangju 09/20 01:30 25 [269] Matthias Bachinger v Yasutaka Uchiyama [199] 6-3,7-6

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 is currently the No. 4 player from Japan.

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.

2013-2015

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.

He reached the final of the Lexington Challenger in August 2015, losing to John Millman in three sets.

2019: Best season: Major debut at Wimbledon , two ATP quarterfinals and Top 100

He qualified on his seventh attempt at the 2019 Japan Open, his home tournament, and reached his second ATP Tour quarterfinal (after 2019 Brisbane) with wins over Benoît Paire and Radu Albot. As a result, he reached the top 100 at world No. 87 on 21 October 2019.

2024: Sixth Challenger, third ATP quarterfinal, back to top 150

Ranked No. 241, following his sixth Challenger at the 2024 Busan Open he returned to the top 200 climbing more than 70 positions up in the top 170 on 15 April 2024.

Ranked No. 160 at the 2024 Hangzhou Open, he reached the main draw as a qualifier, and then defeated lucky loser James McCabe and upset top seed Holger Rune, for his second top 20 and joint biggest career win (with world No. 14 Kyle Edmund win in 2019 Brisbane), to reach his third ATP Tour quarterfinal (after Brisbane and Tokyo in 2019).