Head-to-Head
Overview
Natsumi Kawaguchi and Valentina Ryser have met 1 time so far, all in 2026. Valentina Ryser leads 1–0. Their first encounter was at the 2026 W100 Takasaki (R16), won by Valentina Ryser.
By surface
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Natsumi Kawaguchi and Valentina Ryser have met 1 time so far, all in 2026. Valentina Ryser leads 1–0. Their first encounter was at the 2026 W100 Takasaki (R16), won by Valentina Ryser.