Yasutaka Uchiyama
…6–7(4–7), 6–2, 6–2 Loss 7–5 Sep 2025 Shanghai, China Challenger Hard Giulio Zeppieri 6–7(2–7), 5–7 Loss 7–6 Mar 2026 Yokkaichi, Japan Challenger Hard Rio Noguchi 7–5, 6–7(5–7), 3–6 Doubles: 12 (4 titles, 8 runner-ups) Legend ATP Challenger Tour (4–8) ITF Futures/WTT (0–0) Finals by surface Hard (3–4) Clay (0–1…