Yosuke Watanuki
…Sugita 6–2, 6–4 Loss 6–3 Feb 2020 Cleveland, USA Challenger Hard (i) Mikael Torpegaard 3–6, 6–1, 1–6 Loss 6–4 Oct 2022 Yokohama, Japan Challenger Hard Christopher O'Connell 1–6, 7–6(7–5), 3–6 Win 7–4 Nov 2022 Kobe, Japan (2) Challenger Hard (i) Frederico Ferreira Silva 6–7(3–7), 7–5, 6–4 Win 8–4 Nov 2022 Yokkaichi, Japan…