Head-to-Head
Overview
Inui/ Sumizawa and Ann/ Oh Chan-Yeong have met 1 time so far, all in 2026. Inui/ Sumizawa leads 1–0. Their first encounter was at the 2026 M15 Maanshan 8 (R16), won by Inui/ Sumizawa.
By surface
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Inui/ Sumizawa and Ann/ Oh Chan-Yeong have met 1 time so far, all in 2026. Inui/ Sumizawa leads 1–0. Their first encounter was at the 2026 M15 Maanshan 8 (R16), won by Inui/ Sumizawa.