Head-to-Head
Overview
Hikaru Shiraishi and Ryan Seggerman have met 1 time so far, all in 2026. Ryan Seggerman leads 1–0. Their first encounter was at the 2026 Wuning 3 (China) - Qualification (R32), won by Ryan Seggerman.
By surface
- hard0 – 1
Hikaru Shiraishi and Ryan Seggerman have met 1 time so far, all in 2026. Ryan Seggerman leads 1–0. Their first encounter was at the 2026 Wuning 3 (China) - Qualification (R32), won by Ryan Seggerman.