Head-to-Head
Overview
Chun-Chien Hou and K. Watanabe have met 1 time so far, all in 2026. Chun-Chien Hou leads 1–0. Their first encounter was at the 2026 M15 Tanagura, won by Chun-Chien Hou.
By surface
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Chun-Chien Hou and K. Watanabe have met 1 time so far, all in 2026. Chun-Chien Hou leads 1–0. Their first encounter was at the 2026 M15 Tanagura, won by Chun-Chien Hou.