Keisuke Watanuki vs Ryota TanumaPrediction, Head-to-Head Results, and Stats
Keisuke Watanuki and Ryota Tanuma have met 1 time since 2015; Keisuke Watanuki leads 1–0. Across all meetings Watanuki has taken 2 sets to Tanuma's 0. Their most recent meeting: Keisuke Watanuki won at Toyota (2015).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Watanuki | Tanuma | ||
|---|---|---|---|---|
| Indicator | Keisuke Watanuki | Ryota Tanuma | ||
| Wins in straight sets | — | 75% | 9/12 | |
| Wins a set when losing | — | 47% | 7/15 | |
| Goes to a deciding set | — | 37% | 10/27 | |
| Covers −1.5 sets as favorite | — | 27% | 4/15 | |
| Covers +1.5 sets as underdog | — | 67% | 6/9 | |
| Tiebreak sets won | — | 0% | 0/6 | |
| Wins after taking set 1 | — | 85% | 11/13 | |
| Wins 2-0 after taking set 1 | — | 69% | 9/13 | |
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. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Watanuki 1, Tanuma 0).
Previous meetings
1 career meeting, newest first
Nov 4, 2015
Toyota
? Carpet · 3rd Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Watanuki | Tanuma |
|---|---|---|
| W-L | - | 6–5 |
| Avg odds | - | 1.93 |
| ROI % | - | -15.6% |
| Units P/L | - | -1.71u |
Travel
Last 30 days
| Metric | Watanuki | Tanuma |
|---|---|---|
| Countries | — | 1 |
| Events | — | 1 |
| Matches | — | 1 |
| Distance | — | — |
| Route | — | TPE |
Host country from the tournament each match was played in, over the last 30 days. 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.
Recent Form
Last five matches per player
Kosuke Shibano
Kyoto · 1st Round Qualifying
Feb 1
Shuichi Sekiguchi
Toyota · Round of 32
Nov 12
Ryota Tanuma
Toyota · 3rd Round Qualifying
Nov 4
Arata Onozawa
Toyota · 2nd Round Qualifying
Nov 3
Shuichi Sekiguchi
Yokohama · 2nd Round Qualifying
Nov 2
Yusuke Yoshikawa
Toyota · 1st Round Qualifying
Nov 2
Yuichi Ito
Yokohama · 1st Round Qualifying
Nov 1
Yuichi Ito
Kyoto · 2nd Round Qualifying
Feb 23
Kai-I Wang
M25 Taipei · 1st Round
Aug 25
Yuki Mochizuki
M15 Tokyo · 2nd Round
Jul 9
Shion Yamada
M15 Tokyo · 1st Round
Jul 8
Shion Yamada
Futures 2026
Jul 8
Kazuma Kawachi
Futures 2026
Jul 7
Jonathan Irwanto
Futures 2026
Jul 6
Maximus Jones
M15 Tokyo · 2nd Round
Jul 2
Naoki Nakagawa
M15 Tokyo · 1st Round
Jul 1
Win rate
Matches, sets and games won · Last 12 months · 27–27 matches
| Metric | Watanuki | Tanuma |
|---|---|---|
| Matches won | - | 44% |
| Sets won | - | 48% |
| Games won | - | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Watanuki | Tanuma |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Watanuki | Tanuma |
|---|---|---|
| Carpet | 1 | 0 |
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