Head-to-Head
Overview
Dev S D/ Sinha and Masabayashi/ Vithoontien have met 2 times so far, all in 2026. The rivalry is level at 1–1. On hard, they're tied 1–1. Their first encounter was at the 2026 Bengaluru 2 (R16), won by Dev S D/ Sinha. Most recently they met at the 2026 Bengaluru 3 (India) (R16), with Masabayashi/ Vithoontien winning.
By surface
- hard1 – 1