Filip Apltauer

/ Men's Tennis

Angel Diaz

/ Men's Tennis

Nicolas Kobelt

/ Men's Tennis

Younes Lalami

/ Men's Tennis

Chris Li

/ Men's Tennis

Shunsuke Mitsui

/ Men's Tennis

Johannus Monday

/ Men's Tennis

James Newton

/ Men's Tennis

Filip Pieczonka

/ Men's Tennis

Shunsuke Mitsui

Class:
Junior
Ht./Wt.:
5-10 / 159
Hometown:
Shizuoka, Japan
High School:
Aioi Gakuin High School

SINGLES SUPERLATIVES

Overall Record: 128-33 (41-7 SEC)

2021-22: 34-8 (10-1 SEC)
2022-23: 28-10 (10-1 SEC)
2023-24: 30-7 (10-2 SEC)
2024-25: 36-8 (11-3 SEC)

Record vs. Ranked Opponents (39-19)

vs. top 10: 2-4
vs. top 25: 4-9
vs. top 50: 16-11

DOUBLES SUPERLATIVES

Overall Record: 104-31 (32-8 SEC)

2021-22: 32-13 (5-3 SEC)
2022-23: 27-7 (11-1 SEC)
2023-24: 20-3 (8-1 SEC)
2024-25: 25-8 (7-3 SEC)

Record vs. Ranked Opponents (17-11)

vs. top 10: 2-1
vs. top 25: 4-5

RECORD & HONORS

Career Singles Record: 128-33
Highest Singles Ranking: No. 10 (8/27/24)
Career Doubles Record: 104-31
Highest Doubles Ranking: No. 6 with Emile Hudd (12/8/21)

Awards & Honors
2025 ITA Scholar Athlete
2025 SEC Spring Academic Honor Roll
2025 ITA Ohio Valley Region Senior Player of the Year
2025 ITA Singles All-American
2025 All-SEC First Team
SEC Player of the Week (2/5/25)
2024 SEC Spring Academic Honor Roll
2024 ITA Singles All-American
2024 All-SEC First Team
2024 SEC Community Service Team
2023 SEC Spring Academic Honor Roll
2023 All-SEC Second Team
2023 SEC All-Tournament Team
2022 ITA Ohio Valley Region Rookie of the Year
2022 All-SEC Second Team
SEC Freshman of the Week (2/2/22)
SEC Freshman of the Week (4/13/22)
SEC Freshman of the Week (4/18/22)

POST TENNESSEE

ATP Bio
Highest Singles Ranking: 669 (11/14/2022)
Highest Doubles Ranking: 453 (08/21/2023)

2024-25 - SENIOR

Singles Record: 36-8
Doubles Record: 25-8

SPRING SEASON

Recorded an impressive senior campaign to add to one of the most remarkable careers in Tennessee men's tennis history, etching his name inside the top five in numerous statistical categories and forever leaving his mark on Rocky Top.
Currently sits at 128 singles wins for his career - the fifth most in program history.
Became the seventh Vol to ever record 100 singles wins and 100 doubles victories in a career during the SEC Tournament win over Alabama.
Shined on senior day en route to the Vols' 4-2 victory over No. 3 Texas, registering a 6-1, 7-5 win over 49th-ranked Pierre-Yves Bailly, while adding a 6-3 doubles triumph with Jesudason against Bailly/Eriksson.
Notched a decisive 6-4, 6-4 win over Missouri's Alan Magadan.
Carded a 6-4, 6-3 victory over South Carolina's Lucas da Silva.
Breezed to a 6-0, 6-0 singles win over Vanderbilt's Nathan Cox while also taking down Ruger/Charlap in doubles play, 6-2, along Jesudason en route to a 4-3 win over the Commodores.
Secured the clinching point in the Vols' 4-3 win over No. 27 Auburn with a 7-5, 5-7, 6-4 victory over Will Nolan atop the lineup, while also defeating the Tigers' duo of Frusina/Phillips, 6-3, alongside Jesudason in doubles play.
Posted a 6-4, 6-2 win over LSU's Julien Penzlin.
Claimed a three-set win over Ole Miss' Noah Schlagenhauf, 4-6, 6-4, 7-6(5), atop the lineup, while taking down the Rebels' duo of Martin/Chambonniere, 6-3, alongside Jesudason in doubles play.
Picked up a win over No. 53 Jaden Weekes, 6-3, 6-2, placing himself in sole position of seventh in school history for career singles wins (118).
Moved into tied for eighth in program history for singles triumphs in a career (115) after going 2-0 in a doubleheader versus Elon and Penn.
Became in sole possession of ninth in school history for singles wins in a career (113) after a 6-4, 6-4 showcase against No. 83 Max Sheldon of 16th-ranked Michigan State.
Defeated No. 30 William Mroz of Illinois in the opening round of ITA Kickoff Weekend by a score of 6-4, 3-6, 6-4.
Earned a doubles victory alongside Newton and tallied a singles win in a 5-2 victory over MTSU.
Opened the dual season going undefeated in singles and doubles play against Tennessee Tech and Belmont, playing in doubles alongside James Newton and Alan Jesudason.

FALL SEASON

Earned ITA All-American status at the NCAA Singles Championships after earning two wins and advancing to the round of 16.
Qualified for the NCAA Singles Championships during the ITA Ohio Valley Regionals, making it to the final round after tallying five-straight wins.
Tallied three ranked victories in the singles main draw of the ITA All-American Championships, including two wins over top-15 opponents.
Went undefeated in singles and doubles in his fall debut at the MTSU Hidden Dual, posting a 6-0 record overall on the weekend.

2023-24 - JUNIOR

Singles Record: 30-7
Doubles Record: 20-3

SPRING SEASON

Advanced to the Round of 16 in the singles draw of the NCAA Singles and Doubles Championships, defeating Pepperdine's No. 51 Edward Winter, 7-6(7), 6-3, in the first round and Wake Forest's No. 25 Filippo Moroni, 6-2, 6-7(1), 6-4, in the second round.
Took down Texas' duo of Micah Braswell and Eshan Talluri, 6-3, alongside Pieczonka in the NCAA Championships quarterfinals.
Recorded a decisive 6-2, 6-2 victory over Florida State's Loris Pourroy in the NCAA Super Regionals.
Defeated Milledge Cossu of ETSU, 6-2, 6-3, and Connor Gannon of Memphis, 4-6, 6-2, 6-1, in the first two rounds of the NCAA Championships.
Earned an at-large bid in the singles draw of the 2024 NCAA Championships.
Routed Florida's Aidan Kim, 6-0, 7-5, in the SEC Tournament quarterfinals.
Went undefeated on the weekend against Mississippi State's No. 42 Peter Jovanovic, 7-6(3), 5-7, 6-4, and Ole Miss' John Hallquist Lithen, 6-4, 6-2.
Secured a clutch victory alongside Pieczonka against Vanderbilt's Jeremie Casabon and Nathan Cox, 7-6(3).
Gained two doubles victories alongside Pieczonka over Texas A&M's Luke Casper/JC Roddick and LSU's No. 73 Welsh Hotard/George Stoupe.
Tallied a ranked doubles win over Florida's 39th-ranked Adhithya Ganesan and Tanapatt Nirundorn, 6-2, alongside Pieczonka to secure the doubles point for UT, while routing the Gators' Aidan Kim 6-3, 6-4, at the No. 2 singles spot.
Recorded a 6-4, 6-3 win over Auburn's No. 73 Finn Murgett, while battling past the Tigers' Billy Blaydes and Alejandro Moreno, 7-5, alongside Pieczonka to clinch the doubles point.
Defeated Arkansas' Bozo Barun, 6-2, 6-3, while tallying a 6-4 victory alongside Pieczonka over the Hogs' Barun and Jake Sweeney at the No. 2 spot.
Notched a ranked doubles and singles win vs. Georgia, taking down No. 56 Ryan Colby, 7-5, 7-6(4), and battling past the 37th-ranked duo of Colby and Niels Ratiu, 6-4, alongside Pieczonka in the SEC opener.
Cruised past Harvard's Henry Von Der Schulenburg, 6-1, 6-2, and routed Ronan Jachuck and Masaro Perara, 6-3, alongside Pieczonka en route to a Big Orange sweep in a consolation match at ITA National Indoors.
Eclipsed 75 career singles wins with a 6-4, 6-2 victory over USC's No. 96 Lodewijk Weststrate on court two in the R16 of ITA National Indoors.
Earned his first victory over a top-10 opponent against TCU's No. 3 Jack Pinnington in straight sets, 6-4, 6-2.
Continued his undefeated streak in singles with a 7-6(4), 6-0 win over Oklahoma's Justin Schlageter to help send the Vols to the ITA National Indoor Championship.
Tallied a 7-6(4), 6-4 decision over Wake Forest's DK Suresh to earn his third ranked victory of the year and clinch a 5-2 win over the No. 15 Demon Deacons, while beating Tacchi/Pow 6-3 in doubles alongside Pieczonka.
Posted an impressive 7-5, 6-2 win over Michigan's Bjorn Swenson to secure UT's 4-3 victory over the No. 14 Wolverines.
Collected a pair of straight-set singles wins in the doubleheader against Penn and Tennessee Tech, defeating the Quakers' Kian Vakili, 6-1, 6-3, and the Golden Eagles' Murilo Burkhardt, 6-2, 6-3.
Clinched the doubles point against Penn alongside Pieczonka, taking down Manfredi Graziani and Zachery Lim, 7-5.
Recorded a 7-5, 6-4 victory over Leonardo Dal Boni at the No. 3 spot in the season opener vs. Furman, while defeating Kennedy/Portizky, 6-4 alongside Filip Pieczonka atop the doubles lineup.

FALL SEASON

Notched a 3-0 doubles record with Filip Pieczonka at the Hagedorn Hidden Dual.
Went a perfect 3-0 in singles play at the Hagedorn Hidden Dual, recording two victories over ITA-ranked opponents, taking down #92 Nick Lagaev (Arizona), 6-2, 6-3, and #27 Iiro Vasa (San Diego), 6-4, 6-2.
Posted two singles victories in his fall debut at the Big 12/SEC Challenge, defeating Louis Bowden (Baylor) 7-5, 6-3, and Tyler Stewart (Texas Tech) 6-2, 7-5.

2022-23 - SOPHOMORE

Singles Record: 28-10
Doubles Record: 27-7

SPRING SEASON

Improved his career mark at the No. 4 singles position to 23-4 (14-2 SEC) after a 12-2 (9-1 SEC) showing at the spot during the 2023 dual season.
In what would be his final career doubles match alongside Hudd, defeated South Carolina's (5/13/23) 48th-ranked Beasley/Story at the No. 2 position, 6-4, in the NCAA Super Regional. Mitsui and Hudd finished with a 46-15 (.754) career doubles record as a pairing in two seasons at Tennessee and were 19-3 together in 2022-23.
Was impressive in a 7-5, 6-3, victory over Kentucky's (4/22/23) Taha Baadi at No. 4 singles.
Earned a straight-set, 6-2, 6-4, singles win over Lukas Engelhardt of Ole Miss (4/21/23)
Alongside Hudd, blanked Ole Miss' (4/21/23) Engelhardt/Stromberg at the No. 2 doubles spot, 6-0, during the SEC Tournament quarterfinals.
Rolled to a straight-set, 6-2, 7-6(6), singles win on court three over Simon Junk of Ole Miss (4/13/23)
Logged a convincing, 6-3, 6-3, win over No. 88 Casey Hoole of South Carolina (4/9/23), Tennessee's first singles point in a dominating, 6-1, victory.
Battled for and won a tiebreaker at the No. 2 doubles slot with Hudd, taking down South Carolina's (4/9/23) 31st-ranked duo of Beasley/Story, 7-6(4).
Overpowered Florida's (4/7/23) Lukas Greif in straight sets, 7-5, 6-2, on court four.
Was the first singles court to finish in Tennessee's 4-0 sweep of Kentucky (3/2/23), rolling past Taha Baadi, 6-1, 6-2, on court four.
Clinched the doubles point with Hudd in Tennessee's sweep of No. 4 Kentucky (3/2/23), winning 7-5 on court three over the 38th-ranked duo of Lapadat/Mercer.
Dominated Mississippi State (3/31/23) 74th-ranked doubles pair of Lumsden/Jovanovic, 6-0, alongside Hudd.
Collected a pair of straight-set singles wins in a 2-0 weekend for Tennessee, winning 6-4, 6-3, over Columbia's (3/24/23) Alex Kotzen and 6-4, 6-2, over Giulio Perego of Texas A&M (3/26/23) on court four.
On court four of singles, took down No. 90 Blake Croyder of Georgia (3/18/23) in three sets, battling back to take a 3-6, 6-3, 6-2 decision.
Won a back-and-forth match agaisnt Alabama's (3/16/23) Samofalov/Sarouk at the No. 2 doubles spot with Hudd, eventually taking a tiebreaker to clinch the doubles point for the Vols with a 7-6(5) victory.
Recorded a 6-4 doubles win at the No. 2 spot with Hudd over LSU's (3/11/23) pairing of Dong/Hotard.
In his first action at No. 4 singles of the season, captured his 50th career overall singles win and 30th career dual singles victory in a straight-set win on court four, 6-4, 6-4 over Jan Galka of Auburn (3/2/23).
Edged out Auburn's (3/2/23) Galka/Blaydes, 7-6(5), in a court-two tiebreaker to clinch the doubles point for Tennessee, alongside Hudd.
Outscored opponents 18-8 in doubles alongside Hudd in three matches at the ITA National Indoor Championship, capturing wins over Virginia's (2/17/23) Montes/Dahlberg, 6-3, Banerjee/Rajesh of Stanford (2/18/23), 6-2 and Illinois' Ozolins/Heck, 6-3. Each win came at the No. 2 lineup spot.
Teamed up with Tomas Rodriguez for the first time in dual action to bagel Louisiana's (1/27/23) Ribero/Ferrer Chueca, 6-0 on court three.
Battled past Filippo Moroni of Wake Forest (1/22/23) at the No. 2 singles slot, 6-4, 6-3.
Clinched the doubles point in his first career dual doubles action with Angel Diaz, defeating Wake Forest's (1/22/23) Efstathiou/Thomson on court three, 6-3.
While paired with Pat Harper with the first time in his Tennessee career, defeated Simon/Vannemreddy of Charlotte (1/8/23) 6-4 at No. 1 doubles.
Made his No. 1 singles career debut in Tennessee's season-opening 6-1 win over Charlotte (1/8/23), defeating Coy Simon in straight sets, 7-5, 6-2.

FALL SEASON

Won six of his eight singles matches at the ITA All-American Championships in Tulsa, Oklahoma, advancing to the consolation semifinals in the singles draw main draw. The run saw him earn five ranked singles wins—four of which came over top-50 opponents—including a convincing 6-2, 6-3 victory over 31st-ranked Edoardo Graziani of Penn (10/7/22).
Earned a pair of ranked doubles wins early in fall competition with Kent Hunter, toppling No. 45 Perot/Taylor of Texas A&M, 6-4 at the Orlando Fall Shootout and battling past Columbia's 21st-ranked Westphal/Winegar in a tiebreak, 7-6(4).
Posted four victories in his first five singles matches of the fall slate.

2021-22 - FRESHMAN

Singles Record: 34-8
Doubles Record: 32-13

SPRING SEASON

Finished his freshman season on Rocky Top tied for sixth on Tennessee's all-time freshman singles wins list, with 34 overall singles victories in year one. His singles winning percentage of .810 (34-8) narrowly edged head coach Chris Woodruff's .800 mark in 1992 as the fourth-highest by a freshman in program history.
Mitsui's 32 doubles wins in 2021-22 serve as the third-most by a Tennessee freshman all-time.
Clinched match point for a team-leading eighth time during the 2022 dual season, overcoming Baylor's (5/19/22) Finn Bass at the No. 4 singles spot, 3-6, 7-6(3), 6-4 to send the Vols to the NCAA semifinals.
Enjoyed a 6-1 doubles victory with Hudd over Baylor's #9 Mazzuchi and Soto in Tennessee's 4-3 win over the Bears (5/19/22) in the NCAA quarterfinals.
Clinched the doubles point alongside Hudd against Florida State (5/14/22), with a 6-4 win over Pourroy and Petrovic on court two.
Took a 6-4, 7-6(2) singles decision to defeat Duke's (5/7/22) Faris Khan in the NCAA Round of 32.
Battled for a ranked doubles victory with Hudd in the SEC Tournament semifinals, toppling Florida's (4/23/22) 37th-ranked Andrade/Siimar, 6-4.
In Tennessee's 4-1 win over Georgia in the SEC Tournament quarterfinals, Mitsui claimed a straight-set, 6-2, 6-4 win over #109 Trent Bryde on court four to clinch the match.
For the third time during his debut season on Rocky Top, Mitsui was named the SEC Freshman of the Week (4/18/22) following 11 singles wins in his final 12 regular-season matches.
Was named the SEC Freshman of the Week on 4/13/22, his second time garnering the honor.
Defeated #95 Francois Musitelli of Kentucky (4/8/22), 4-6, 6-3, 7-6(5) at the No. 4 singles slot.
With a 6-2, 7-5 win over Oscar Pinto Sansano of Arkansas (4/1/22), Mitsui earned the 16th dual win (16-3) of his career.
Rolled to a 6-1 doubles win with Hudd over LSU's (3/27/22) Diaz Freire/Hunter.
In his first match at the No. 3 singles position, Mitsui defeated Guido Marson in straight sets, 6-3, 6-4, in Tennessee's road win over Texas A&M (3/25/22).
Collected a ranked doubles win with Hudd, as the duo battled past South Carolina's (3/11/22) 30th-ranked pairing of Rodrigues/Thomson, 7-6(2).
Earned a pair of singles wins in Tennessee's first two SEC home matches, defeating James Story of South Carolina (3/11/22), 6-4, 6-3, before taking down Florida's (3/13/22) #93 Andy Andrade, 4-6, 6-3, 6-2 on court four.
Went 2-0 in singles during Tennessee's weekend road trip to The Magnolia State, defeating Alberto Colas of Mississippi State (3/4/22), 7-6(3), 7-5, and Simon Junk of Ole Miss (3/6/22), 6-3, 6-3.
With his 6-4, 6-0 singles victory over Furman's (3/1/22) James Roelofse, he became the first SEC freshman this season to garner both 20 singles victories and 20 doubles triumphs.
Aided UT's birth in the ITA Indoor National Championship final with a straight-sets, 6-4, 6-0 singles victory over Baylor's Juampi Mazzuchi (2/20/22).
Picked up a ranked singles win over Texas A&M's (2/18/22) #105 Guido Marson, 6-0, 6-1 at the ITA Indoor National Championships.
Claimed his first SEC Freshman of the Week honor on 2/2/22, after logging the 20th doubles win of his UT career with a 6-4 victory over Memphis' Cutting/Sydow at the ITA Kickoff Weekend. He also defeated Oliver Nolan of Old Dominion, 6-1, 6-3 at the ITA Kickoff Weekend.
Earned a ranked singles win by defeating Wake Forest's #85 Jakob Schnaitter in straight sets, 7-5, 6-3.
Took down TCU's Tomas Jirousek at the No. 4 singles position as the Vols claimed the top-five road victory (1/16/22).
In singles action, breezed past his ETSU (1/12/22) competition with a pair of straight-set wins to open dual season.

FALL SEASON

Improved to 16-2 in doubles this fall after winning three matches at the Fighting Illini Invitational.
Reached the doubles semifinals at the ITA All-American Championships with Emile Hudd, claiming victory in six of seven matches while in Tulsa, Oklahoma. Their run saw them defeat the 4th-ranked pairing of Daniel Rodrigues/Connor Thomson (South Carolina).
Won five consecutive singles matches to reach the main draw semifinals at the ITA Ohio Valley Regional. He also won five doubles matches in a row with Angel Diaz during the event, en route to a victory in the doubles consolation final.
At the Knoxville Showdown (9/10/21-9/12/21), earned his first collegiate singles win and won both of his doubles matches.

PREP/PERSONAL

Born May 20, 2002 in Shizuoka, Japan
Will be the first player from Japan to represent Tennessee on court.
Held a career-high ITF Junior World Ranking of sixth, while appearing in all four junior Grand Slam tournaments (Australian Open, French Open, Wimbledon, U.S. Open).
Is the first top-10 ITF recruit to play for the Vols since 2009-10 when UT signed Rhyne Williams and Tennys Sandgren.
In his junior career he has won nine doubles titles and five singles crowns, while bringing home the prestigious Orange Bowl tournament title in doubles in 2019.
Hails from Shizuoka, Japan.
Danny & Linda Hall Athletic Scholarship Endowment.