Head-to-Head
Overview
K. Okamura and Sayaka Ishii have met 1 time so far, all in 2026. Sayaka Ishii leads 1–0. Their first encounter was at the 2026 Tokyo, won by Sayaka Ishii.
By surface
- hard (indoor)0 – 1
K. Okamura and Sayaka Ishii have met 1 time so far, all in 2026. Sayaka Ishii leads 1–0. Their first encounter was at the 2026 Tokyo, won by Sayaka Ishii.