Head-to-Head
Overview
Y. Sugiyama and M. Nishiwaki have met 1 time so far, all in 2026. M. Nishiwaki leads 1–0. Their first encounter was at the 2026 W15 Sapporo (R32), won by M. Nishiwaki.
By surface
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Y. Sugiyama and M. Nishiwaki have met 1 time so far, all in 2026. M. Nishiwaki leads 1–0. Their first encounter was at the 2026 W15 Sapporo (R32), won by M. Nishiwaki.