Head-to-Head
Overview
Hiromasa Koyama and Yusuke Takahashi have met 1 time so far, all in 2026. Yusuke Takahashi leads 1–0. Their first encounter was at the 2026 M15 Tokyo 3 (Japan) (R32), won by Yusuke Takahashi.
By surface
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Hiromasa Koyama and Yusuke Takahashi have met 1 time so far, all in 2026. Yusuke Takahashi leads 1–0. Their first encounter was at the 2026 M15 Tokyo 3 (Japan) (R32), won by Yusuke Takahashi.