ATP
Jumpei Yamasaki
Ranking—
Player details
- Plays
- Right-handed
Recent form
Last 20 recorded matches · up to 20 · newest first
9 Wins 11 Losses
SWOT analysis
Open a finding to see its evidence and sample.
Weaknesses
Tiebreaks
Wins only 38% of the tiebreaks he plays.
5-8 over 24 months
Threats
Untested surface
Barely any matches on clay and grass: any forecast there leans on his overall level, not on direct evidence.
fewer than 5 matches
Basis and methodology
Computed from opponent-adjusted serve and return over 40 matches, 13 tiebreaks, 12 deciding sets, Elo by surface.
Surface overview
All recorded results, not necessarily a complete career. This selector changes only the surface overview.
Hard
49%25 Wins · 26 Losses · 51 recorded matches
Clay
75%3 Wins · 1 Losses · 4 recorded matches
Track = recorded win percentage, on a 0–100% scale.
Elo ratings
Current ratings from recorded history. Overall and surface ratings use different scales; do not rank them against each other.
- Overall
- 1,461
- 55 recorded matches
- Hard
- 1,456
- 51 recorded matches
- Clay
- 1,465
- 4 recorded matches
- Grass
- —
- 0 recorded matches
Serve & return
Last 12 months · 14 recorded matches
Raw player aggregates, not circuit averages or performance ratings. Samples vary by metric; the match count is not the denominator for every percentage. Tracks run from 0 to 100%.
- Aces per sampled match
- 3.7
- Double faults per sampled match
- 1.4
- All points won
- 51%
Serve
14 recorded matches
- First serves in
- 64%
- First-serve points won
- 69%
- Second-serve points won
- 49%
- Break points saved
- 59%
- Service points won
- 62%
Return
14 recorded matches
- First-serve return points won
- 32%
- Second-serve return points won
- 53%
- Break points converted
- 43%
- Return points won
- 40%
Return values are derived from opponents’ serve data.
Pending validation: hold/break rates, shot averages and ratios, and clutch/deciding-set metrics are omitted.
Match length
How this player’s matches have finished, best of three, last five years.
20.4Average gamesReference mean: 21.4
19MedianReference median: 20
51Matches counted
Explore all games lines
Reference: 159,624 completed best-of-three matches in our database, ATP + WTA combined, all levels and surfaces, last five years. Retirements and walkovers excluded; not a circuit average.
| Line | Over | Reference | Difference |
|---|---|---|---|
| 16.5 | 74.5% | 77.4% | -2.9 |
| 18.5 | 51% | 59.6% |
Match activity
Latest 50 loaded matches · up to 50 · newest first
Loaded dates: 6 May 2024 – 26 May 2026. Filters apply only to these matches.
50 of 50 loaded matches · 25 wins · 25 losses
- Win26 May 2026
ITF M15 Karuizawa
Clay · Round of 32
Winner listed first
Jumpei YamasakiRyo MinakataRecorded score (winner first): 6-1 6-3
View match - Win27 Apr 2026
M25 Nakhon Pathom
Hard · R32
Winner listed first
Jumpei YamasakiManish SureshkumarRecorded score (winner first): 6-4 3-6 7-6(3)
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 11
- Break points saved
- 5/7
- Break points faced
- 7
- First-serve points won
- 80%
- Loss27 Apr 2026
M25 Nakhon Pathom
Hard · R16
Winner listed first
Masamichi ImamuraJumpei YamasakiRecorded score (winner first): 6-0 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 1
- Break points saved
- 3/8
- Break points faced
- 8
- First-serve points won
- 58%
- Loss20 Apr 2026
M15 Singapore
Hard · R32
Winner listed first
Anton SheppJumpei YamasakiRecorded score (winner first): 6-4 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 5
- Break points saved
- 2/4
- Break points faced
- 4
- First-serve points won
- 75%
- Loss30 Mar 2026
M15 Kashiwa
Hard · R16
Winner listed first
Hikaru ShiraishiJumpei YamasakiRecorded score (winner first): 6-3 6-7(2) 7-5
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 13
- Break points saved
- 4/6
- Break points faced
- 6
- First-serve points won
- 79%
- Win30 Mar 2026
M15 Kashiwa
Hard · R32
Winner listed first
Jumpei YamasakiKosuke ShibanoRecorded score (winner first): 3-6 6-1 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 6
- Break points saved
- 2/4
- Break points faced
- 4
- First-serve points won
- 83%
- Win23 Mar 2026
M15 Tsukuba
Hard · R32
Winner listed first
Jumpei YamasakiYuto OkiRecorded score (winner first): 6-1 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 0/1
- Break points faced
- 1
- First-serve points won
- 75%
- Loss23 Mar 2026
M15 Tsukuba
Hard · R16
Winner listed first
Yuta TomidaJumpei YamasakiRecorded score (winner first): 6-3 6-2
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 0/5
- Break points faced
- 5
- First-serve points won
- 48%
- Loss16 Mar 2026
M15 Nishi-Tokyo
Hard · R32
Winner listed first
Leo VithoontienJumpei YamasakiRecorded score (winner first): 2-6 7-6(7) 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 2/5
- Break points faced
- 5
- First-serve points won
- 71%
- Loss9 Mar 2026
M15 Hinode
Hard · R32
Winner listed first
Koki MatsudaJumpei YamasakiRecorded score (winner first): 6-2 7-6(5)
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 8/13
- Break points faced
- 13
- First-serve points won
- 54%
- Loss5 Jan 2026
Bengaluru CH
Hard · Q2
Winner listed first
Felix BalshawJumpei YamasakiRecorded score (winner first): 6-2 3-6 6-2
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 11/17
- Break points faced
- 17
- First-serve points won
- 55%
- Win5 Jan 2026
Bengaluru CH
Hard · Q1
Winner listed first
Jumpei YamasakiMasamichi ImamuraRecorded score (winner first): 6-7(6) 6-4 6-2
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 5
- Break points saved
- 12/14
- Break points faced
- 14
- First-serve points won
- 70%
- Win17 Nov 2025
Yokohama CH
Hard · Q1
Winner listed first
Jumpei YamasakiUisung ParkRecorded score (winner first): 6-4 0-0 RET
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 0/0
- Break points faced
- 0
- First-serve points won
- 80%
- Loss17 Nov 2025
Yokohama CH
Hard · R32
Winner listed first
Yuki MochizukiJumpei YamasakiRecorded score (winner first): 6-4 7-6(5)
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 4/8
- Break points faced
- 8
- First-serve points won
- 58%
- Win17 Nov 2025
Yokohama CH
Hard · Q2
Winner listed first
Jumpei YamasakiNaoki NakagawaRecorded score (winner first): 6-3 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 6
- Break points saved
- 3/3
- Break points faced
- 3
- First-serve points won
- 81%
- Win15 Sep 2025
M25 Takasaki
Hard · R32
Winner listed first
Jumpei YamasakiDominik PalanRecorded score (winner first): 6-2 0-0
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 0/0
- Break points faced
- 0
- First-serve points won
- 92%
- Win15 Sep 2025
M25 Takasaki
Hard · R16
Winner listed first
Jumpei YamasakiTaiyo YamanakaRecorded score (winner first): 6-2 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 5
- Break points saved
- 5/5
- Break points faced
- 5
- First-serve points won
- 73%
- Loss15 Sep 2025
M25 Takasaki
Hard · QF
Winner listed first
Takuya KumasakaJumpei YamasakiRecorded score (winner first): 6-7(6) 6-0 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 7/16
- Break points faced
- 16
- First-serve points won
- 48%
- Loss1 Sep 2025
M25 Sapporo
Hard · R32
Winner listed first
Shunsuke NakagawaJumpei YamasakiRecorded score (winner first): 6-3 7-6(1)
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 6/7
- Break points faced
- 7
- First-serve points won
- 70%
- Loss11 Aug 2025
M15 Singapore
Hard · R16
Winner listed first
Koki MatsudaJumpei YamasakiRecorded score (winner first): 6-2 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 1
- Break points saved
- 6/10
- Break points faced
- 10
- First-serve points won
- 63%
- Win11 Aug 2025
M15 Singapore
Hard · R32
Winner listed first
Jumpei YamasakiAbhinav Sanjeev ShanmugamRecorded score (winner first): 6-3 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 5
- Break points saved
- 1/2
- Break points faced
- 2
- First-serve points won
- 74%
- Win4 Aug 2025
M15 Singapore
Hard · R32
Winner listed first
Jumpei YamasakiYuto OkiRecorded score (winner first): 6-4 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 1
- Break points saved
- 0/0
- Break points faced
- 0
- First-serve points won
- 83%
- Loss4 Aug 2025
M15 Singapore
Hard · R16
Winner listed first
Shu MatsuokaJumpei YamasakiRecorded score (winner first): 6-2 6-2
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 3/6
- Break points faced
- 6
- First-serve points won
- 30%
- Loss9 Jun 2025
M15 Harmon
Hard · R32
Winner listed first
Colin SinclairJumpei YamasakiRecorded score (winner first): 6-3 5-7 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 4
- Break points saved
- 5/11
- Break points faced
- 11
- First-serve points won
- 65%
- Win2 Jun 2025
M15 Karuizawa
Clay · R32
Winner listed first
Jumpei YamasakiYamato YukawaRecorded score (winner first): 6-0 6-1
View match - Loss2 Jun 2025
M15 Karuizawa
Clay · QF
Winner listed first
Sora FukudaJumpei YamasakiRecorded score (winner first): 6-1 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 4
- Break points saved
- 2/8
- Break points faced
- 8
- First-serve points won
- 65%
- Win2 Jun 2025
M15 Karuizawa
Clay · R16
Winner listed first
Jumpei YamasakiJunhyeon LeeRecorded score (winner first): 6-2 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 4/5
- Break points faced
- 5
- First-serve points won
- 87%
- Loss19 May 2025
M15 Luan
Hard · QF
Winner listed first
Taiyo YamanakaJumpei YamasakiRecorded score (winner first): 6-1 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 4/9
- Break points faced
- 9
- First-serve points won
- 41%
- Win19 May 2025
M15 Luan
Hard · R32
Winner listed first
Jumpei YamasakiYe Cong MoRecorded score (winner first): 7-6(6) 0-0 RET
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 4
- Break points saved
- 1/2
- Break points faced
- 2
- First-serve points won
- 94%
- Win19 May 2025
M15 Luan
Hard · R16
Winner listed first
Jumpei YamasakiZekai LiRecorded score (winner first): 3-6 6-4 6-0
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 7
- Break points saved
- 4/5
- Break points faced
- 5
- First-serve points won
- 74%
- Win12 May 2025
M15 Luan
Hard · R32
Winner listed first
Jumpei YamasakiXing Dao ChenRecorded score (winner first): 6-3 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 5/7
- Break points faced
- 7
- First-serve points won
- 81%
- Loss12 May 2025
M15 Luan
Hard · R16
Winner listed first
Woobin ShinJumpei YamasakiRecorded score (winner first): 7-6(5) 7-5
View match - Win21 Apr 2025
M15 Osaka
Hard · R16
Winner listed first
Jumpei YamasakiHikaru ShiraishiRecorded score (winner first): 6-7(7) 7-6(2) 3-0 RET
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 8
- Break points saved
- 1/3
- Break points faced
- 3
- First-serve points won
- 62%
- Win21 Apr 2025
M15 Osaka
Hard · QF
Winner listed first
Jumpei YamasakiYusuke KusuharaRecorded score (winner first): 6-3 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 7
- Break points saved
- 1/1
- Break points faced
- 1
- First-serve points won
- 78%
- Win21 Apr 2025
M15 Osaka
Hard · R32
Winner listed first
Jumpei YamasakiIssei OkamuraRecorded score (winner first): 6-3 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 6
- Break points saved
- 3/4
- Break points faced
- 4
- First-serve points won
- 74%
- Loss21 Apr 2025
M15 Osaka
Hard · SF
Winner listed first
Shintaro ImaiJumpei YamasakiRecorded score (winner first): 6-4 6-1
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 7/10
- Break points faced
- 10
- First-serve points won
- 54%
- Win14 Apr 2025
M15 Osaka
Hard · R32
Winner listed first
Jumpei YamasakiRyotaro MatsumuraRecorded score (winner first): 6-1 7-5
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 1
- Break points saved
- 2/3
- Break points faced
- 3
- First-serve points won
- 64%
- Loss14 Apr 2025
M15 Osaka
Hard · QF
Winner listed first
Renta TokudaJumpei YamasakiRecorded score (winner first): 6-1 6-4
View match - Win14 Apr 2025
M15 Osaka
Hard · R16
Winner listed first
Jumpei YamasakiPavle MarinkovRecorded score (winner first): 6-3 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 4
- Break points saved
- 2/4
- Break points faced
- 4
- First-serve points won
- 71%
- Win24 Mar 2025
M15 Tsukuba
Hard · R32
Winner listed first
Jumpei YamasakiYusaku SugayaRecorded score (winner first): 6-3 6-0
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 3
- Break points saved
- 0/0
- Break points faced
- 0
- First-serve points won
- 96%
- Loss24 Mar 2025
M15 Tsukuba
Hard · R16
Winner listed first
Yu Hsiou HsuJumpei YamasakiRecorded score (winner first): 7-5 6-2
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 4/10
- Break points faced
- 10
- First-serve points won
- 41%
- Loss17 Mar 2025
M15 Nishi-Tokyo
Hard · R16
Winner listed first
Hikaru ShiraishiJumpei YamasakiRecorded score (winner first): 7-5 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 4/9
- Break points faced
- 9
- First-serve points won
- 57%
- Win17 Mar 2025
M15 Nishi-Tokyo
Hard · R32
Winner listed first
Jumpei YamasakiShion ItsusakiRecorded score (winner first): 6-4 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 0
- Break points saved
- 1/1
- Break points faced
- 1
- First-serve points won
- 82%
- Win10 Mar 2025
M15 Hinode
Hard · R32
Winner listed first
Jumpei YamasakiMatteo CovatoRecorded score (winner first): 6-3 6-3
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 2/2
- Break points faced
- 2
- First-serve points won
- 69%
- Loss10 Mar 2025
M15 Hinode
Hard · R16
Winner listed first
Moerani BouzigeJumpei YamasakiRecorded score (winner first): 6-3 7-5
View match - Loss3 Mar 2025
M15 Maanshan
Hard · R32
Winner listed first
Wishaya TrongcharoenchaikulJumpei YamasakiRecorded score (winner first): 7-5 2-6 7-6(5)
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 2
- Break points saved
- 5/7
- Break points faced
- 7
- First-serve points won
- 72%
- Win24 Feb 2025
M15 Maanshan
Hard · R32
Winner listed first
Jumpei YamasakiTaisei IchikawaRecorded score (winner first): 6-4 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 4
- Break points saved
- 5/8
- Break points faced
- 8
- First-serve points won
- 71%
- Loss24 Feb 2025
M15 Maanshan
Hard · R16
Winner listed first
Tianhui ZhangJumpei YamasakiRecorded score (winner first): 4-6 6-3 6-4
View matchAvailable match statistics
Jumpei Yamasaki · this match only · available fields
- Aces
- 1
- Break points saved
- 5/8
- Break points faced
- 8
- First-serve points won
- 63%
- Loss13 May 2024
M15 Monastir
Hard · R32
Winner listed first
Arthur BouquierJumpei YamasakiRecorded score (winner first): 6-2 3-3 RET
View match - Loss6 May 2024
M15 Monastir
Hard · R32
Winner listed first
Max WiskandtJumpei YamasakiRecorded score (winner first): 6-1 6-0
View match