Head-to-Head
Overview
Colin Sinclair and R. Noguchi have met 1 time so far, all in 2026. R. Noguchi leads 1–0. Their first encounter was at the 2026 Guangzhou 2, won by R. Noguchi.
By surface
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Colin Sinclair and R. Noguchi have met 1 time so far, all in 2026. R. Noguchi leads 1–0. Their first encounter was at the 2026 Guangzhou 2, won by R. Noguchi.