Challenger Chicago 07/13 17:40 26 [267] Yasutaka Uchiyama v Mark Lajal [244] 6-4,2-6,2-6
Challenger Chicago 07/10 22:00 25 [127] Emilio Gomez v Yasutaka Uchiyama [267] 2-6,1-6
Challenger Bloomfield Hills 07/07 15:00 27 [219] Steve Johnson v Yasutaka Uchiyama [267] 6-4,6-7,7-6
Challenger Bloomfield Hills 07/06 14:15 26 [267] Yasutaka Uchiyama v Emilio Gomez [127] 6-2,6-4
Challenger Bloomfield Hills 07/04 18:50 25 [267] Yasutaka Uchiyama v Li Tu [246] 6-1,6-3
Wimbledon 06/26 10:00 14 [107] Tomas Machac v Yasutaka Uchiyama [266] 7-6,6-4
Challenger Tyler 06/06 15:00 25 Omni Kumar v Yasutaka Uchiyama Cancelled
Challenger Little Rock 05/29 20:25 25 [274] Daniel Masur v Yasutaka Uchiyama [226] 6-2,6-3
Challenger Busan 05/12 04:35 27 [87] Max Purcell v Yasutaka Uchiyama [240] 6-4,7-5
Challenger Busan 05/11 03:55 26 [240] Yasutaka Uchiyama v Rinky Hijikata [139] 6-4,3-6,6-4
Challenger Busan 05/09 03:30 25 Hyeon Chung v Yasutaka Uchiyama 3-6,7-6,2-6
Challenger Busan 05/08 04:30 19 Yasutaka Uchiyama v Ji Hoon Son 7-6,3-6,6-1
Challenger Busan 05/07 08:45 14 Yasutaka Uchiyama v Young Seok Kim 6-3,6-1
Challenger Seoul 04/29 06:00 28 [242] Bu Yunchaokete v Yasutaka Uchiyama [277] 7-6,6-4
Challenger Seoul 04/28 02:00 27 [277] Yasutaka Uchiyama v Denis Kudla [146] 6-3,4-6,6-1
Challenger Seoul 04/27 04:55 26 [102] James Duckworth v Yasutaka Uchiyama [277] 4-6,2-6
Challenger Seoul 04/26 03:50 25 [381] Mukund Sasikumar v Yasutaka Uchiyama [277] 4-6,7-6,0-6
Challenger Seoul 04/24 03:35 19 [277] Yasutaka Uchiyama v Dayne Kelly [343] 7-6,1-6,6-3
Challenger Seoul 04/23 04:30 14 Yasutaka Uchiyama v Young Seok Kim 6-1,6-0
ITF M25 Tsukuba 03/28 06:00 25 Yasutaka Uchiyama v Renta Tokuda Retired
Challenger Pune 02/28 05:00 25 [284] Yasutaka Uchiyama v Sumit Nagal [387] 6-7,6-4,4-6
Challenger Bengaluru 02/21 12:25 25 [358] Giovanni M Perricard v Yasutaka Uchiyama [285] 6-7,6-4,6-4
Challenger Bengaluru 02/20 08:10 19 [285] Yasutaka Uchiyama v Giovanni M Perricard [358] 5-7,1-6
Challenger Bengaluru 02/19 09:30 14 [305] Yasutaka Uchiyama v Ramkumar Ramanathan [415] 3-6,7-5,6-3
Challenger Chennai 02/17 05:30 27 [219] Nicolas Moreno De Alboran v Yasutaka Uchiyama [305] 6-3,6-4
Challenger Chennai 02/15 05:00 26 [305] Yasutaka Uchiyama v Dalibor Svrcina [187] 6-1,6-7,6-4
Challenger Chennai 02/13 08:30 25 [273] Marc Polmans v Yasutaka Uchiyama [305] 4-6,6-7
Challenger Manama 02/12 08:00 14 Yasutaka Uchiyama v Kaito Uesugi Cancelled
Challenger Burnie 01/30 03:40 25 [302] Yasutaka Uchiyama v Thomas Fancutt [496] 6-3,6-7,5-7
Challenger Nonthaburi 01/15 03:00 14 [307] Yasutaka Uchiyama v Federico Gaio [421] Cancelled

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).