Yasutaka Uchiyama and Yun seong Chung have met 2 times since 2019; Yasutaka Uchiyama leads 2–0. Their most recent meeting: Yasutaka Uchiyama won at Yokohama (2023).
Playing styles and historical archetype record
Uchiyama
🤖 Servebot
Chung
🎾 All-Court
Matchup analysis
The 🤖 Servebot archetype wins about 56% vs 🎾 All-Court across 1,326 matches in our dataset — a stylistic lean toward Yasutaka Uchiyama.
Servebot players often use high ace rate and dominant service to pressure the all-court's tactical versatility.
2 career meetings, newest first
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Uchiyama | Chung |
|---|---|---|
| W-L | 0–3 | 2–3 |
| Avg odds | 2.00 | 3.43 |
| ROI % | -100.0% | -1.0% |
| Units P/L | -3.00u | -0.05u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Results vs. opponents both players faced · Last 12 months
Across 1 shared opponent, both Uchiyama and Chung posted a 100% win rate.
| Opponent | Uchiyama | Chung |
|---|---|---|
| Kaichi Uchida | W 63 64 | W 46 63 64 |
Last five matches per player
Andre Ilagan
UAMS Health Little Rock Open · Round of 32
May 13
Alastair Gray
Wuxi Open · Round of 32
May 4
Marat Sharipov
Renault Busan Open Tennis Championships · Round of 32
Apr 8
Rio Noguchi
Yokkaichi Challenger · Final
Mar 27
Hayato Matsuoka
Yokkaichi Challenger · Semifinals
Mar 24
Maximus Jones
Yokkaichi Challenger · Round of 32
Mar 12
Zhizhen Zhang
Brisbane Tennis International #2 · Round of 16
Feb 11
Cruz Hewitt
Brisbane Tennis International #2 · Round of 32
Feb 10
Woobin Shin
M15 Gimcheon · Round of 16
May 18
San Hui Sin
M15 Gimcheon · Quarterfinals
May 18
Taisei Ichikawa
M15 Gimcheon · Round of 32
May 18
Hoyoung Roh
M15 Andong · Semifinals
May 11
Dong Ju Kim
M15 Andong · Round of 32
May 11
Sora Fukuda
M15 Andong · Quarterfinals
May 11
Yunchaokete Bu
Renault Busan Open Tennis Championships · Round of 32
Apr 8
Tom Paris
Gwangju Open · 1st Round Qualifying
Apr 2
Cumulative head-to-head lead over time
Matches, sets and games won · Last 12 months · 23–42 matches
| Metric | Uchiyama | Chung |
|---|---|---|
| Matches won | 50% | 52% |
| Sets won | 51% | 51% |
| Games won | 51% | 50% |
Head-to-head record by tournament tier
| Stage | Uchiyama | Chung |
|---|---|---|
| ATP Challenger Tour | 2 | 0 |
Head-to-head record per surface
| Surface | Uchiyama | Chung |
|---|---|---|
| Hard | 2 | 0 |
