Head-to-Head
Overview
G. Debru and Koki Matsuda have met 1 time so far, all in 2026. G. Debru leads 1–0. Their first encounter was at the 2026 Samsun (Turkey) - Qualification (QF), won by G. Debru.
By surface
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G. Debru and Koki Matsuda have met 1 time so far, all in 2026. G. Debru leads 1–0. Their first encounter was at the 2026 Samsun (Turkey) - Qualification (QF), won by G. Debru.