Challenger · Hard · Yokohama, Japan · ATP
Yokohama challenger
Editions
| Year | Level | Champion | Finalist | Final |
|---|---|---|---|---|
| 2025 | Challenger | Rei Sakamoto | Kaichi Uchida | 4-6 7-6(4) 6-4 |
| 2024 | Challenger | Yuta Shimizu | Li Tu | 6-7(4) 6-4 6-2 |
| 2023 | Challenger | Yosuke Watanuki | Yuta Shimizu | 7-6(5) 6-4 |
| 2022 | Challenger | Christopher O'Connell | Yosuke Watanuki | 6-1 6-7(5) 6-3 |
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