Shintaro Mochizuki

Shintaro Mochizuki

Mochizuki at the 2023 French Open
Country (sports)	Japan
Residence	Bradenton, Florida, United States
Born	(2003-06-02) 2 June 2003 (age 21) Kawasaki, Japan
Height	1.75 m (5 ft 9 in) [1]
Turned pro	2019 [2]
Plays	Right-handed (two-handed backhand)
Coach	Davide Sanguinetti
Prize money	US $790,815
Singles
Career record	3–19
Career titles	0
Highest ranking	No. 129 (6 November 2023)
Current ranking	No. 234 (2 December 2024)
Grand Slam singles results
Australian Open	1R (2024)
French Open	1R (2024)
Wimbledon	1R (2023)
US Open	Q3 (2024)
Doubles
Career record	1–3
Career titles	0
Highest ranking	No. 371 (18 October 2021)
Current ranking	No. 1383 (2 December 2024)
Last updated on: 6 December 2024.

Shintaro Mochizuki (Japanese: 望月 慎太郎, Mochizuki Shintarō, born 2 June 2003) is a Japanese professional tennis player.^[3] He has an ATP career-high singles ranking of world No. 129 achieved on 6 November 2023 and a doubles ranking of No. 371 achieved on 18 October 2021. He is currently the No. 8 player from Japan.^[4]

As a teen, Mochizuki achieved a career-high ITF junior combined ranking of No. 1 on 15 July 2019.

Shintaro Mochizuki was born on June 2, 2003, in Kawasaki, Kanagawa, Japan. His name "Shintaro" was given by his father, inspired by the novelist and politician Shintaro Ishihara.^[5]

He started playing tennis at the age of 3. As a fifth grader, he represented Kawasaki Municipal Mukai Elementary School at the 32nd First Life National Elementary School Tennis Championship and managed to reach the semifinals.^[6]

At the age of 12, he passed the selection test for the Masaaki Morita Tennis Fund and went to the United States to train at the IMG Academy in Florida.^[7] He began attending N High School in 2019.^[8]

Mochizuki won the 2019 Wimbledon Championships – Boys' singles title after becoming the first Japanese male to reach a Grand Slam juniors singles final.^[9][10] In September that year, he led the Japanese team to win the Junior Davis Cup in Orlando, Florida.^[11]

In February, Mochizuki made his ATP main draw debut as a wildcard at the 2021 Singapore Tennis Open where he lost to Altug Celikbilek in straight sets.

In March, he qualified for his first ATP Masters 1000 main draw at the 2021 Miami Open having been given a wildcard for the qualifying competition.^[12]

He won his first-ever trophy as a professional by winning the Open Città della Disfida Challenger in Barletta, Italy, defeating the Argentine Santiago Rodriguez Taverna in straight sets.

He reached the top 200 at world No. 198 on 12 June 2023. In July, he made his Grand Slam debut after qualifying for the main draw of the 2023 Wimbledon Championships but lost in the first round to 16th seed Tommy Paul in straight sets. At the 2023 Hall of Fame Open he lost to Liam Broady also in the first round.

Ranked No. 215, he received a wildcard for the ATP 500 Japan Open. After nine attempts, he finally won his first match at the ATP Tour level, beating Tomás Martín Etcheverry in straight sets.^[13][14] Next he defeated top seed Taylor Fritz for his first top-10 win, to reach his first ATP tour-level quarterfinal.^[15] In the quarterfinals, he defeated Alexei Popyrin to reach his first-ever semifinal. He became the lowest-ranked Tokyo semifinalist since then-World No. 479 Kelly Jones in 1986.^{[16][17][18][19]} As a result, he moved up more than 80 positions to World No. 131 in the rankings on 23 October 2023.^[20] Following a quarterfinal showing at the Sydney Challenger he reached the top 130 in the rankings and 13th in the 2023 Next Generation ATP Finals race.^[21]

He made his debut in the main draw at the 2024 Australian Open as a lucky loser but lost to Tomáš Macháč in straight sets.^[22]

He also qualified for the main draw at the 2024 French Open.^[23]

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Apr 2023	Barletta, Italy	Challenger	Clay	Santiago Rodríguez Taverna	6–1, 6–4
Win	2–0	Jan 2025	Nouméa, New Caledonia	Challenger	Hard	Moerani Bouzige	6–1, 6–3

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Feb 2020	Cuernavaca, Mexico	Challenger	Hard	Carlos Gómez-Herrera	Luke Saville John-Patrick Smith	3–6, 7–6(7–4), [5–10]
Win	1–1	Jan 2023	Tenerife II, Spain	Challenger	Hard	Christian Harrison	Francesco Passaro Matteo Gigante	6–4, 6–3

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Aug 2021	M25 Grodzisk Mazowiecki, Poland	WTT	Clay	Zsombor Piros	3–6, 6–7(3–7)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Aug 2019	M15 Cancún, Mexico	WTT	Hard	Thiago Agustín Tirante	Isaac Stoute Brandon Walkin	6–7(4–7), 7–5, [10–4]
Win	2–0	Oct 2019	M15 Changwon, South Korea	WTT	Hard	Naoki Nakagawa	Chung Hong Lee Jea-moon	6–4, 6–4
Win	3–0	Jan 2020	M15 Cancún, Mexico	WTT	Hard	Alejo Lorenzo Lingua Lavallén	Tanner Smith Jordi Arconada	walkover
Win	4–0	Oct 2020	M15 Sharm El Sheikh, Egypt	WTT	Hard	Rio Noguchi	Ryan Nijboer Gijs Brouwer	6–2, 7–5
Win	5–0	Nov 2020	M15 Santo Domingo, Dominican Republic	WTT	Hard	Nick Hardt	Gonzalo Lama Antonio Cayetano March	6–3, 6–3
Win	6–0	Dec 2020	M15 Santo Domingo, Dominican Republic	WTT	Hard	Nick Hardt	Nick Chappell Keegan Smith	4–6, 7–6(7–2), [10–5]
Win	7–0	Apr 2021	M15 Antalya, Turkey	WTT	Hard	Rio Noguchi	Constantin Schmitz Benjamin Hassan	7–6(7–2), 6–2

Result	Year	Tournament	Surface	Opponent	Score
Win	2019	Wimbledon	Grass	Carlos Gimeno Valero	6–3, 6–2

• He has a 1–1 win-loss record against players who were, at the time the match was played, ranked in the top 10.

#	Player	Rank	Event	Surface	Rd	Score	SMR
2023
1.	Taylor Fritz	10	Japan Open, Japan	Hard	2R	0–6, 6–4, 7–6(7–2)	215

*As of 26 May 2024^[update]

• Shintaro Mochizuki at the Association of Tennis Professionals
• Shintaro Mochizuki at the International Tennis Federation