Naoki Tajima vs Ryan SeggermanPrediction, Head-to-Head Results, and Stats
Naoki Tajima and Ryan Seggerman have met 1 time since 2026; Ryan Seggerman leads 1–0. Across all meetings Tajima has taken 0 sets to Seggerman's 2. Their most recent meeting: Ryan Seggerman won at Wuning 3 Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Tajima | Seggerman | ||
|---|---|---|---|---|
| Indicator | Naoki Tajima | Ryan Seggerman | ||
| Wins in straight sets | 75% | 6/8 | 42% | 8/19 |
| Wins a set when losing | 9% | 1/11 | 42% | 5/12 |
| Goes to a deciding set | 16% | 3/19 | 52% | 16/31 |
| Covers −1.5 sets as favorite | 25% | 1/4 | 42% | 5/12 |
| Covers +1.5 sets as underdog | 25% | 2/8 | 72% | 13/18 |
| Tiebreak sets won | 0% | 0/2 | 43% | 10/23 |
| Wins after taking set 1 | 89% | 8/9 | 73% | 11/15 |
| Wins 2-0 after taking set 1 | 67% | 6/9 | 53% | 8/15 |
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 1 completed meetings ended in straight sets (Tajima 0, Seggerman 1).
Style Matchup
Playing styles and historical archetype record
Tajima
🛡️ The Spoiler
Seggerman
🤖 Servebot
Matchup analysis
The 🤖 Servebot archetype wins about 56% vs 🛡️ The Spoiler across 91 matches in our dataset: a stylistic lean toward Ryan Seggerman.
Servebot players often use high ace rate and dominant service to pressure the the spoiler's strong court coverage.
Previous meetings
1 career meeting, newest first
Oct 4, 2026
Wuning 3 Challenger
H Hard · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Tajima | Seggerman |
|---|---|---|
| W-L | 0–2 | 7–4 |
| Avg odds | 7.06 | 1.89 |
| ROI % | -100.0% | -4.8% |
| Units P/L | -2.00u | -0.53u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Tajima | Seggerman |
|---|---|---|
| Countries | — | 2 |
| Events | — | 2 |
| Matches | — | 3 |
| Distance | — | 6,486 mi · 10,439 km |
| Route | — | USA → 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
Seggerman has a higher win rate against shared opponents (100% vs Tajima's 0%).
| Opponent | Tajima | Seggerman |
|---|---|---|
| Maxim Zhukov | L 26 36 | W 67 61 62 |
Recent Form
Last five matches per player
Ryan Seggerman
Wuning 3 Challenger · 1st Round Qualifying
Oct 4
Yu Tanaka
M25 Urayasu · 3rd Round Qualifying
Aug 31
Toshihide Matsui
M25 Urayasu · 1st Round Qualifying
Aug 30
Tuncay Duran
Samsun Challenger · 1st Round Qualifying
Jul 26
Dinko Dinev
Plovdiv Challenger · 3rd Round Qualifying
Jun 22
Alex Ganchev
Plovdiv Challenger · 1st Round Qualifying
Jun 21
Nitin Kumar Sinha
Royan Atlantique Open · 1st Round Qualifying
Jun 14
Yanis Ghazouani Durand
M25 Kiseljak · 1st Round
Jun 10
Jay Dylan Hara Friend
Wuning 3 Challenger · Quarterfinals
Oct 9
Kaichi Uchida
Wuning 3 Challenger · 2nd Round
Oct 8
Hikaru Shiraishi
Wuning 3 Challenger · 1st Round
Oct 6
Maxim Zhukov
Wuning 3 Challenger · 3rd Round Qualifying
Oct 5
Naoki Tajima
Wuning 3 Challenger · 1st Round Qualifying
Oct 4
Aleksandar Vukic
Jingshan Challenger · 1st Round Qualifying
Sep 28
Mitchell Krueger
Tiburon Challenger · 2nd Round
Sep 17
Aidan Mayo
Tiburon Challenger · 1st Round
Sep 15
Win rate
Matches, sets and games won · Last 12 months · 19–31 matches
| Metric | Tajima | Seggerman |
|---|---|---|
| Matches won | 42% | 61% |
| Sets won | 41% | 55% |
| Games won | 48% | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Tajima | Seggerman |
|---|---|---|
| ATP Challenger Tour | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Tajima | Seggerman |
|---|---|---|
| Hard | 0 | 1 |
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