mobtennis

Head-to-Head

R. Tanuma
🇯🇵
R. Tanuma
0 – 1
1 match
HK
🇯🇵
Hiromasa Koyama

Overview

R. Tanuma and Hiromasa Koyama have met 1 time so far, all in 2026. Hiromasa Koyama leads 1–0. Their first encounter was at the 2026 M15 Karuizawa (R32), won by Hiromasa Koyama.

By surface

  • clay0 – 1

Past meetings

M15 Karuizawa2026
1 match
R. Tanuma
🇯🇵
R. Tanuma166³
HK
🇯🇵
Hiromasa Koyama647⁷
ATPR32
R. Tanuma vs Hiromasa Koyama — Head-to-Head · Mob Tennis