── the model's take · from Elo · neutral court
Win probability
Not enough rating data for a read.
── head to head
Compare
—
model rank
—
—
best surface
—
—
hand
Right
JPN
country
JPN
—
height
183cm
── model Elo over time
Trajectories
Elo — not enough data
■ Keita Koyama■ Yasutaka Uchiyama
── meetings by surface
Surface record
Clay0–1
Grass1–0
── 2 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2014-06-23 | Japan F8 | Clay | R16 | Yasutaka Uchiyama | 4-6 6-1 6-2 |
| 2011-06-20 | Japan F7 | Grass | R32 | Keita Koyama | 6-3 3-0 RET |