── the model's take · from Elo · neutral court
Win probability
Not enough rating data for a read.
── head to head
Compare
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model rank
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best surface
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hand
Right
JPN
country
JPN
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height
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── model Elo over time
Trajectories
Elo — not enough data
■ Keita Koyama■ Bumpei Sato
── meetings by surface
Surface record
Clay1–0
Grass0–1
── 2 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2014-06-02 | Japan F5 | Clay | QF | Keita Koyama | 2-6 6-4 6-4 |
| 2012-06-18 | Japan F6 | Grass | R16 | Bumpei Sato | 6-1 6-1 |