Head-to-Head
Overview
Justin Engel and Rei Sakamoto have met 1 time so far, all in 2025. Justin Engel leads 1–0. Their first encounter was at the 2025 Davis Cup QLS R2: GER vs JPN (RR), won by Justin Engel.
By surface
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Justin Engel and Rei Sakamoto have met 1 time so far, all in 2025. Justin Engel leads 1–0. Their first encounter was at the 2025 Davis Cup QLS R2: GER vs JPN (RR), won by Justin Engel.