Head-to-Head
Overview
Koyama/ Tomida and Liu/ Yang have met 1 time so far, all in 2026. Koyama/ Tomida leads 1–0. Their first encounter was at the 2026 M15 Wuning 8 (China) (QF), won by Koyama/ Tomida.
By surface
- hard1 – 0
Koyama/ Tomida and Liu/ Yang have met 1 time so far, all in 2026. Koyama/ Tomida leads 1–0. Their first encounter was at the 2026 M15 Wuning 8 (China) (QF), won by Koyama/ Tomida.