Joshua Charlton vs Takuya KumasakaPrediction, Head-to-Head Results, and Stats
Joshua Charlton and Takuya Kumasaka have met 2 times since 2025; they are level 1–1. Their first meeting came at M15 Nakhon Pathom 2 in 2025 on hard. On hard courts they are level 1–1. Across all meetings Charlton has taken 3 sets to Kumasaka's 2. Their most recent meeting: Joshua Charlton won at Zhangjiagang Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Charlton | Kumasaka | ||
|---|---|---|---|---|
| Indicator | Joshua Charlton | Takuya Kumasaka | ||
| Wins in straight sets | 79% | 23/29 | 78% | 21/27 |
| Wins a set when losing | 42% | 15/36 | 33% | 10/30 |
| Goes to a deciding set | 32% | 21/65 | 28% | 16/57 |
| Covers −1.5 sets as favorite | 45% | 13/29 | 53% | 17/32 |
| Covers +1.5 sets as underdog | 52% | 14/27 | 38% | 8/21 |
| Tiebreak sets won | 31% | 10/32 | 50% | 8/16 |
| Wins after taking set 1 | 70% | 26/37 | 86% | 24/28 |
| Wins 2-0 after taking set 1 | 62% | 23/37 | 75% | 21/28 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 2 completed meetings ended in straight sets (Charlton 1, Kumasaka 0).
Style Matchup
Playing styles and historical archetype record
Charlton
🤖 Servebot
Kumasaka
🪃 Counterpuncher
Matchup analysis
The 🤖 Servebot archetype wins about 55% vs 🪃 Counterpuncher across 3,438 matches in our dataset: a stylistic lean toward Joshua Charlton.
Servebot players often use high ace rate and dominant service to pressure the counterpuncher's elite bp conversion.
Previous meetings
2 career meetings, newest first
Aug 30, 2026
Zhangjiagang Challenger
H Hard · 1st Round Qualifying
Jul 24, 2025
M15 Nakhon Pathom 2
H Hard · 2nd Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Charlton | Kumasaka | ||
|---|---|---|---|---|
| Outcome | Joshua Charlton | Takuya Kumasaka | ||
| 1 or more | 86% | 12/14 | 100% | 7/7 |
| 3 or more | 64% | 9/14 | 43% | 3/7 |
| 5 or more | 50% | 7/14 | 14% | 1/7 |
| 10 or more | 7% | 1/14 | 0% | 0/7 |
| 15 or more | 0% | 0/14 | 0% | 0/7 |
| 20 or more | 0% | 0/14 | 0% | 0/7 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Charlton | Kumasaka |
|---|---|---|
| W-L | 3–10 | 3–6 |
| Avg odds | 2.11 | 2.35 |
| ROI % | -59.8% | -34.7% |
| Units P/L | -7.77u | -3.12u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Common opponents
Results vs. opponents both players faced · Last 12 months
Kumasaka has a higher win rate against shared opponents (63% vs Charlton's 13%).
| Opponent | Charlton | Kumasaka |
|---|---|---|
| Ji Sung Nam | L 67 26 | L 26 46 |
| Tianhui Zhang | L 57 46 | W 61 63 |
| Matt Hulme | L 67 46 | W 76 64 |
| Matthew Dellavedova | L 26 26 | W 36 62 62 |
| Taiyo Yamanaka | L 64 67 36 | L 67 64 67 |
| S D Prajwal Dev | W 61 64 | W 64 62 |
| Cruz Hewitt | L 63 36 46 | W 75 61 |
| Mitsuki Wei Kang Leong | L 57 63 26 | L 64 36 46 |
Recent Form
Last five matches per player
Sam Ryan Ziegann
M25 Darwin · 2nd Round
Oct 8
Arjun Mehrotra
M25 Darwin · 1st Round
Oct 7
Derek Pham
M25 Darwin · 1st Round
Sep 30
Aditya Vishal Balsekar
Phan Thiet 4 Challenger · 1st Round Qualifying
Sep 13
Ji Sung Nam
Shanghai Challenger · 1st Round Qualifying
Sep 6
Khumoun Sultanov
Zhangjiagang Challenger · 3rd Round Qualifying
Aug 31
Takuya Kumasaka
Zhangjiagang Challenger · 1st Round Qualifying
Aug 30
Rigele Te
M15 Maanshan · Quarterfinals
Aug 28
Martin Borisiouk
Phan Thiet 3 Challenger · 1st Round Qualifying
Sep 6
Joshua Charlton
Zhangjiagang Challenger · 1st Round Qualifying
Aug 30
Hayato Matsuoka
Astana Challenger · 2nd Round
Aug 12
Colin Sinclair
Astana Challenger · 1st Round
Aug 11
Alexander Donski
Grodzisk Mazowiecki Challenger · 1st Round
Aug 4
Florent Bax
Samsun Challenger · 1st Round
Jul 28
Luka Pavlovic
Segovia Challenger · 1st Round
Jul 21
Sergio Callejon Hernando
Segovia Challenger · 3rd Round Qualifying
Jul 20
Rivalry momentum
Cumulative head-to-head lead over time
Win rate
Matches, sets and games won · Last 12 months · 58–65 matches
| Metric | Charlton | Kumasaka |
|---|---|---|
| Matches won | 45% | 48% |
| Sets won | 48% | 50% |
| Games won | 51% | 50% |
Record by tier
Head-to-head record by tournament tier
| Stage | Charlton | Kumasaka |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
| ITF M15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Charlton | Kumasaka |
|---|---|---|
| Hard | 1 | 1 |
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