Gai Ando vs Seiya NakanishiPrediction, Head-to-Head Results, and Stats
Gai Ando and Seiya Nakanishi have met 1 time since 2026; Gai Ando leads 1–0. Across all meetings Ando has taken 2 sets to Nakanishi's 0. Their most recent meeting: Gai Ando won at M15 Karuizawa (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Ando | Nakanishi | ||
|---|---|---|---|---|
| Indicator | Gai Ando | Seiya Nakanishi | ||
| Wins in straight sets | 100% | 1/1 | 50% | 3/6 |
| Wins a set when losing | 0% | 0/4 | 8% | 1/12 |
| Goes to a deciding set | 0% | 0/5 | 22% | 4/18 |
| Covers −1.5 sets as favorite | — | — | ||
| Covers +1.5 sets as underdog | 0% | 0/1 | 29% | 2/7 |
| Tiebreak sets won | 100% | 1/1 | 50% | 1/2 |
| Wins after taking set 1 | 100% | 1/1 | 80% | 4/5 |
| Wins 2-0 after taking set 1 | 100% | 1/1 | 60% | 3/5 |
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 (Ando 1, Nakanishi 0).
Previous meetings
1 career meeting, newest first
May 24, 2026
M15 Karuizawa
C Clay · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Ando | Nakanishi |
|---|---|---|
| W-L | - | 2–3 |
| Avg odds | - | 9.06 |
| ROI % | - | +63.6% |
| Units P/L | - | +3.18u |
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
Across 1 shared opponent, both Ando and Nakanishi posted a 0% win rate.
| Opponent | Ando | Nakanishi |
|---|---|---|
| Ryotaro Taguchi | L 06 36 | L 46 57 |
Recent Form
Last five matches per player
Ryotaro Taguchi
M15 Tokyo · 1st Round Qualifying
Jul 6
Ryota Tanuma
M15 Tokyo · 1st Round Qualifying
Jun 29
Kentaro Otsuka
M15 Karuizawa · 3rd Round Qualifying
May 25
Seiya Nakanishi
M15 Karuizawa · 1st Round Qualifying
May 24
Yusuke Kusuhara
Yokohama · 1st Round Qualifying
Nov 16
Andrea Picchione
Yokohama · 1st Round Qualifying
Nov 17
Kuan-Yi Lee
M25 Sapporo · 2nd Round
Sep 10
Kazushi
M25 Sapporo · 1st Round
Sep 8
Makoto Ochi
M25 Sapporo · 3rd Round Qualifying
Sep 7
Taki Adachi
M25 Sapporo · 1st Round Qualifying
Sep 6
Naoya Honda
M25 Urayasu · 1st Round
Sep 2
Alejandro Hayen
M25 Urayasu · 3rd Round Qualifying
Aug 31
Iko Angelo
M25 Urayasu · 1st Round Qualifying
Aug 30
Kazuma Kawachi
M15 Tokyo · 1st Round Qualifying
Jul 6
Win rate
Matches, sets and games won · Last 12 months · 5–18 matches
| Metric | Ando | Nakanishi |
|---|---|---|
| Matches won | 20% | 33% |
| Sets won | 20% | 33% |
| Games won | 35% | 43% |
Record by tier
Head-to-head record by tournament tier
| Stage | Ando | Nakanishi |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Ando | Nakanishi |
|---|---|---|
| Clay | 1 | 0 |
Share this matchup
Copy the link to paste in Discord or group chats.