Head-to-Head
Overview
A. Tosaka and M. Nishiwaki have met 1 time so far, all in 2026. A. Tosaka leads 1–0. Their first encounter was at the 2026 W15 Toyama 2 (Japan) (R32), won by A. Tosaka.
By surface
- hard1 – 0
A. Tosaka and M. Nishiwaki have met 1 time so far, all in 2026. A. Tosaka leads 1–0. Their first encounter was at the 2026 W15 Toyama 2 (Japan) (R32), won by A. Tosaka.