Head-to-Head
Overview
Koyama/ Wu Ho and Sugiyama/ Yoshida have met 1 time so far, all in 2026. Koyama/ Wu Ho leads 1–0. Their first encounter was at the 2026 W15 Toyama (R16), won by Koyama/ Wu Ho.
By surface
- hard1 – 0
Koyama/ Wu Ho and Sugiyama/ Yoshida have met 1 time so far, all in 2026. Koyama/ Wu Ho leads 1–0. Their first encounter was at the 2026 W15 Toyama (R16), won by Koyama/ Wu Ho.