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.^[1] He is currently the No. 4 player from Japan.^[2]

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.^[3] 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.

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.^[4] Japan defeated Canada 4–1 to advance to the quarterfinals in the World Group for the first time ever.^[5]

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

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.^[6] As a result, he reached the top 100 at world No. 87 on 21 October 2019.

Uchiyama won his sixth Challenger at the 2024 Busan Open.^[7] 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).^[8][9]

(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (DNQ) did not qualify; (A) absent; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record.

To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Apr 2010	Japan F4, Tsukuba	Futures	Hard	Shuichi Sekiguchi	7-5, 6–1
Win	2–0	Oct 2011	Australia F10, Port Pirie	Futures	Hard	Hiroki Moriya	7-6(8–6), 6–4
Win	3–0	Mar 2012	Japan F1, Nishitama-Tokyo	Futures	Hard	Hiroki Kondo	6-2, 7-6(7–5)
Loss	3–1	Apr 2012	Japan F3, Kofu	Futures	Hard	Hiroki Moriya	1-6, 4–6
Win	4–1	Apr 2012	Japan F4, Tsukuba	Futures	Hard	Huang Liang-chi	7-5, 6–4
Loss	4–2	Jul 2012	Japan F7, Sapporo	Futures	Clay	Nam Hyun-woo	2-6, 1–6
Loss	4–3	Jun 2013	Japan F7, Sapporo	Futures	Clay	Shuichi Sekiguchi	4-6, 6–2, 5–7
Loss	4–4	Oct 2013	Australia F10, Sydney	Futures	Hard	Luke Saville	6-4, 4–6, 4–6
Win	5–4	Dec 2013	Thailand F4, Bangkok	Futures	Hard	Luke Saville	6-1, 3–6, 6–1
Loss	5–5	Jun 2014	Japan F8, Sapporo	Futures	Clay	Yoshihito Nishioka	4-6, 3–6
Loss	5–6	Mar 2015	Japan F3, Kofu	Futures	Hard	Yongkyu Lim	6-7(6–8), 3–6
Win	6–6	Apr 2015	Japan F4, Tsukuba	Futures	Hard	Takuto Niki	6-1, 6–2
Loss	6–7	May 2015	Spain F15, Santa Margarida de Montbui	Futures	Hard	Gerard Granollers-Pujol	7-6(7–1),6-7(4–7), 3–6
Win	7–7	Jun 2015	Bulgaria F2, Burgas	Futures	Clay	Dimitar Kuzmanov	5-7, 6–4, 6–2
Win	8–7	Jun 2015	Japan F8, Sapporo	Futures	Clay	Sho Katayama	6-2, 6–3
Loss	0–1	Aug 2015	Lexington, USA	Challenger	Hard	John Millman	3–6, 6–3, 4–6
Loss	8–8	Jun 2016	Japan F6, Karuizawa	Futures	Clay	Duckhee Lee	6-7(5–7), 3–6
Win	1–1	Feb 2017	Kyoto, Japan	Challenger	Carpet (i)	Blaž Kavčič	6–3, 6–4
Win	2–1	Mar 2018	Yokohama, Japan	Challenger	Hard	Tatsuma Ito	2–6, 6–3, 6–4
Win	3–1	Sep 2018	Zhangjiagang, China	Challenger	Hard	Jason Jung	6–2, 6–2
Loss	3–2	Jul 2019	Granby, Canada	Challenger	Hard	Ernesto Escobedo	6–7(5–7), 4–6
Win	4–2	Sep 2019	Shanghai, China	Challenger	Hard	Wu Di	6–4, 7–6(7–4)
Win	5–2	Oct 2019	Ningbo, China	Challenger	Hard	Steven Diez	6–1, 6–3
Loss	5–3	Nov 2019	City of Playford, Australia	Challenger	Hard	James Duckworth	6–7(2–7), 4–6
Loss	5–4	Aug 2021	Manacor, Spain	Challenger	Hard	Lukáš Lacko	7-5, 6-7(8–10), 1–6
Win	9–8	May 2022	M25 Monastir, Tunisia	WTT	Hard	Akira Santillan	7-6(7–3), 6-7(5–7), 6–3
Win	6–4	Apr 2024	Busan, South Korea	Challenger	Hard	Hong Seong-chan	7–6(7–4), 6–3
Win	7–4	Aug 2024	Zhangjiagang, China (2)	Challenger	Hard	Mark Lajal	6–7(4–7), 6–2, 6–2

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Aug 2012	Qarshi, Uzbekistan	Challenger	Hard	Brydan Klein	Lee Hsin-han Peng Hsien-yin	6–7 (5–7), 6–4, [4–10]
Loss	0–2	May 2013	Kunming, China	Challenger	Hard	Go Soeda	Samuel Groth John-Patrick Smith	4–6, 1–6
Win	1–2	Jan 2014	Maui, USA	Challenger	Hard	Denis Kudla	Daniel Kosakowski Nicolas Meister	6–3, 6–2
Win	2–2	Nov 2014	Toyota, Japan	Challenger	Carpet (i)	Toshihide Matsui	Bumpei Sato Yang Tsung-hua	7–6 (8–6), 6–2
Loss	2–3	Mar 2015	Kyoto, Japan	Challenger	Carpet (i)	Go Soeda	Benjamin Mitchell Jordan Thompson	3–6, 2–6
Loss	2–4	Apr 2015	Saint-Brieuc, France	Challenger	Hard (i)	Andriej Kapaś	Grégoire Burquier Alexandre Sidorenko	3–6, 4–6
Loss	2–5	Feb 2016	Kyoto, Japan	Challenger	Carpet (i)	Go Soeda	Gong Maoxin Yi Chu-huan	3–6, 6–7(7–9)
Loss	2–6	Jun 2016	Blois, France	Challenger	Clay	Gong Maoxin	Alexander Satschko Simon Stadler	3–6, 6–7(2–7)
Win	3–6	Nov 2017	Kobe, Japan	Challenger	Hard (i)	Ben McLachlan	Jeevan Nedunchezhiyan Christopher Rungkat	4–6, 6–3, [10–8]
Loss	3–7	Feb 2018	Kyoto, Japan	Challenger	Carpet (i)	Go Soeda	Luke Saville Jordan Thompson	3–6, 7–5, [6–10]
Loss	3–8	Jan 2022	Columbus, USA	Challenger	Hard (i)	Luca Margaroli	Tennys Sandgren Mikael Torpegaard	7-5, 4–6, [5-10]
Win	4–8	Apr 2023	Seoul, South Korea	Challenger	Hard	Max Purcell	Chung Yun-seong Yuta Shimizu	6–1, 6–4