Head-to-Head
Overview
R. Saigo and Naoko Eto have met 1 time so far, all in 2026. R. Saigo leads 1–0. Their first encounter was at the 2026 Istanbul 2 (Turkey) - Qualification, won by R. Saigo.
By surface
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R. Saigo and Naoko Eto have met 1 time so far, all in 2026. R. Saigo leads 1–0. Their first encounter was at the 2026 Istanbul 2 (Turkey) - Qualification, won by R. Saigo.