Chun-Hsin Tseng vs Yosuke WatanukiPrediction, Head-to-Head Results, and Stats
Chun-Hsin Tseng and Yosuke Watanuki have met 2 times since 2025; they are level 1–1. Their first meeting came at Kobe Challenger in 2025 on hard. On hard courts they are level 1–1. Across all meetings Tseng has taken 3 sets to Watanuki's 2. Their most recent meeting: Chun-Hsin Tseng won at Zhangjiagang Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Tseng | Watanuki | ||
|---|---|---|---|---|
| Indicator | Chun-Hsin Tseng | Yosuke Watanuki | ||
| Wins in straight sets | 77% | 24/31 | 71% | 10/14 |
| Wins a set when losing | 28% | 8/29 | 45% | 5/11 |
| Goes to a deciding set | 25% | 15/60 | 36% | 9/25 |
| Covers −1.5 sets as favorite | 50% | 16/32 | 53% | 9/17 |
| Covers +1.5 sets as underdog | 52% | 11/21 | 29% | 2/7 |
| Tiebreak sets won | 50% | 10/20 | 71% | 5/7 |
| Wins after taking set 1 | 81% | 26/32 | 69% | 11/16 |
| Wins 2-0 after taking set 1 | 75% | 24/32 | 63% | 10/16 |
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 (Tseng 1, Watanuki 0).
Style Matchup
Playing styles and historical archetype record
Tseng
⚔️ The Gladiator
Watanuki
💥 Big Hitter
Matchup analysis
The 💥 Big Hitter archetype wins about 55% vs ⚔️ The Gladiator across 1,349 matches in our dataset: a stylistic lean toward Yosuke Watanuki.
Big Hitter players often use power groundstrokes and high winner count to pressure the the gladiator's physical intensity.
Previous meetings
2 career meetings, newest first
Sep 2, 2026
Zhangjiagang Challenger
H Hard · 2nd Round
Nov 15, 2025
Kobe Challenger
H Hard · Semifinals
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Tseng | Watanuki | ||
|---|---|---|---|---|
| Outcome | Chun-Hsin Tseng | Yosuke Watanuki | ||
| 1 or more | 85% | 11/13 | 100% | 7/7 |
| 3 or more | 62% | 8/13 | 86% | 6/7 |
| 5 or more | 39% | 5/13 | 57% | 4/7 |
| 10 or more | 0% | 0/13 | 0% | 0/7 |
| 15 or more | 0% | 0/13 | 0% | 0/7 |
| 20 or more | 0% | 0/13 | 0% | 0/7 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Tseng | Watanuki |
|---|---|---|
| W-L | 8–7 | 3–4 |
| Avg odds | 1.90 | 1.77 |
| ROI % | -15.6% | -39.4% |
| Units P/L | -2.34u | -2.76u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Tseng | Watanuki |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 1 | — |
| Distance | 0 mi · 0 km | — |
| Route | CHN | — |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Tseng has a higher win rate against shared opponents (67% vs Watanuki's 33%).
| Opponent | Tseng | Watanuki |
|---|---|---|
| Vitaliy Sachko | L 75 16 46 | L 26 67 |
| Pedro Boscardin Dias | W 61 64 | L |
| Frederico Ferreira Silva | W 61 62 | W 64 64 |
Recent Form
Last five matches per player
Nicolas Mejia
Shanghai Rolex Masters - Shanghai · 1st Round Qualifying
Oct 5
Olle Wallin
Davis Cup, Group I, 1R, TPE-SWE 3-2 · Rubber 4
Sep 20
Karl Friberg
Davis Cup, Group I, 1R, TPE-SWE 3-2 · Rubber 2
Sep 19
Luca Castelnuovo
Shanghai Challenger · 1st Round
Sep 8
Kasidit Samrej
Zhangjiagang Challenger · Semifinals
Sep 5
Fajing Sun
Zhangjiagang Challenger · Quarterfinals
Sep 4
Yosuke Watanuki
Zhangjiagang Challenger · 2nd Round
Sep 2
Tianhui Zhang
Zhangjiagang Challenger · 1st Round
Sep 1
Semen Pankin
Jinan Challenger · 1st Round Qualifying
Oct 11
Marat Sharipov
Shanghai Challenger · 1st Round
Sep 7
Chun-Hsin Tseng
Zhangjiagang Challenger · 2nd Round
Sep 2
Semen Pankin
Zhangjiagang Challenger · 1st Round
Aug 31
Hayato Matsuoka
Vancouver Challenger · 1st Round
Jul 29
Toby Samuel
Winnipeg Challenger · 2nd Round
Jul 23
Andre Ilagan
Winnipeg Challenger · 1st Round
Jul 20
August Holmgren
Granby Challenger · 1st Round
Jul 14
Rivalry momentum
Cumulative head-to-head lead over time
Win rate
Matches, sets and games won · Last 12 months · 25–60 matches
| Metric | Tseng | Watanuki |
|---|---|---|
| Matches won | 52% | 56% |
| Sets won | 52% | 56% |
| Games won | 51% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Tseng | Watanuki |
|---|---|---|
| ATP Challenger Tour | 1 | 1 |
By surface
Head-to-head record per surface
| Surface | Tseng | Watanuki |
|---|---|---|
| Hard | 1 | 1 |
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