Chun Hsin Tseng vs Rei Sakamoto, Kobe Challenger 2025, Quarterfinal

Challenger · Quarterfinal · Hard · Fri 14 Nov

Final

Chun Hsin Tseng

WinnerRank #2162.0747%Upset

Tseng won in 3 sets · 2h 32m

2–1

Set 14–6

Set 26–1

Set 37–6¹¹

Rei Sakamoto

LostRank #1251.8053%

Venue

Bourbon Beans Dome

Miki, JPN· Hard· Centre Court

Court speed

What is court speed?

How much the court helps the server, judged from aces and serve points won and adjusted for who played. 100 is the average ATP tournament court that season.

Very slow< 92Monte Carlo, Rome
Slow92–97Roland Garros, Indian Wells
Average97–103US Open, Dubai
Fast103–108Wimbledon, Shanghai
Very fast108+Basel

Challenger and ITF courts usually read lower: partly the venues, partly the balls and conditions at those levels.

How court speed works

Know how fast this court plays before the first serve

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Altitude

144 m

Above sea level

Indoor venue, weather not factored

Low

Set statistics

Final statistics

Service

5Aces9

1Double faults4

60/10856%1st serve %73%69/94

47/4898%2nd serve %84%21/25

45/6075%1st serve points won72%50/69

28/4858%2nd serve points won44%11/25

6/875%Break points saved70%7/10

15Service games played14

Return

19/6928%1st serve return points25%15/60

14/2556%2nd serve return points42%20/48

3/1030%Break points converted25%2/8

14Return games played15

Points

106Total points won96

73Service points won61

33Receiver points won35

8Max points in a row5

Games

17Games won13

13Service games won10

3Max games in a row3

1Tiebreaks0

Hsin Tseng7

Sakamoto6

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Hsin Tseng6

Sakamoto6

01515151530154030404040A40

Hsin Tseng5

Sakamoto6

1501515153030304030404040A

Hsin Tseng5

Sakamoto5

0151515153030304030

Hsin Tseng4

Sakamoto5

015151515301540

Hsin Tseng4

Sakamoto4

015151530154015

Hsin Tseng3

Sakamoto4

015151515301540

Hsin Tseng3

Sakamoto3

150300301530304030404040A404040A4040A404040A404040A40

Hsin Tseng2

Sakamoto3

1501515153030303040

Hsin Tseng2

Sakamoto2

1501515153030304030

Hsin Tseng1

Sakamoto2

1501515153030303040

Hsin Tseng1

Sakamoto1

150300301530304030

Hsin Tseng0

Sakamoto1

150300301540154030404040A404040A

Head to head

1Tseng

1Sakamoto

2 meetings

Hard 1–0Clay 0–1

Kobe ChallengerQuarterfinal · 14 Nov 2025HardThis match
Chun Hsin Tseng
Sets won: 2Set 1: 4Set 2: 6Set 3: 7¹³
Rei Sakamoto
Sets won: 1Set 1: 6Set 2: 1Set 3: 6¹¹
Bordeaux ChallengerQualifying R2 · 12 MayClay
Rei Sakamoto
Sets won: 2Set 1: 7Set 2: 6
Chun Hsin Tseng
Sets won: 0Set 1: 5Set 2: 1

Match research

Pro

Everything that shapes this match: each player’s run-in and travel, records side by side, and results against similar opponents and in similar conditions. Better information, better-informed decisions.

Run-inEvery match in the last 28 days, rest days and travel between venues.
Tale of the tapeRecords and serve numbers side by side, filtered by period and surface.
Record by opponent rankingHow each player does against the top 10, top 50 or any ranking range.
Similar conditionsResults in comparable heat, humidity, wind and altitude before scheduled matches.

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Chun Hsin Tseng vs Rei Sakamoto, Kobe Challenger 2025, Quarterfinal

Final score

Venue and conditions

Set statistics

Service

Return

Points

Games

Point by point

Head to head

Match research