Ryota Tanuma defeated S. Yamada in the Round of 32 of the M15 Tokyo 4 tournament, winning 6-4, 6-2 on hard courts. Tanuma served 3 aces and did not commit a double fault, while Yamada had 5 aces and 3 double faults. Tanuma converted 60% of his break points and won 85% of his first-serve points, securing three service breaks to Yamada's none.
No previous meetings on record.
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