Past finals
Singles
| Year |
Champion |
Runner-up |
Score |
| 2025 |
Yosuke Watanuki (3) |
Elias Ymer |
3–6, 6–1, 6–4 |
| 2024 |
Alexander Blockx |
Jurij Rodionov |
6–3, 6–1 |
| 2023 |
Duje Ajduković |
Sho Shimabukuro |
6–4, 6–2 |
| 2022 |
Yosuke Watanuki (2) |
Frederico Ferreira Silva |
6–7(3–7), 7–5, 6–4 |
| 2020–21 | Not held |
| 2019 |
Yosuke Watanuki |
Yūichi Sugita |
6–2, 6–4 |
| 2018 |
Tatsuma Ito |
Yosuke Watanuki |
3–6, 7–5, 6–3 |
| 2017 |
Stéphane Robert |
Calvin Hemery |
7–6(7–1), 6–7(5–7), 6–1 |
| 2016 |
Chung Hyeon |
James Duckworth |
6–4, 7–6(7–2) |
| 2015 |
John Millman |
Taro Daniel |
6–1, 6–3 |
Doubles
| Year |
Champion |
Runner-up |
Score |
| 2025 |
Neil Oberleitner Michael Vrbenský |
Pruchya Isaro Niki Kaliyanda Poonacha |
6–7(1–7), 7–6(10–8), [10–4] |
| 2024 |
Vasil Kirkov Bart Stevens |
Kaichi Uchida Takeru Yuzuki |
7–6(9–7), 7–5 |
| 2023 |
Evan King Reese Stalder |
Andrew Harris Nam Ji-sung |
7–6(7–3), 2–6, [10–7] |
| 2022 |
Shinji Hazawa Yuta Shimizu |
Andrew Harris John-Patrick Smith |
6–4, 6–4 |
| 2020–21 | Not held |
| 2019 |
Purav Raja Ramkumar Ramanathan |
André Göransson Christopher Rungkat |
7–6(8–6), 6–3 |
| 2018 |
Gonçalo Oliveira Akira Santillan |
Li Zhe Go Soeda |
2–6, 6–4, [12–10] |
| 2017 |
Ben McLachlan Yasutaka Uchiyama |
Jeevan Nedunchezhiyan Christopher Rungkat |
4–6, 6–3, [10–8] |
| 2016 |
Daniel Masur Ante Pavić |
Jeevan Nedunchezhiyan Christopher Rungkat |
4–6, 6–3, [10–6] |
| 2015 |
Sanchai Ratiwatana Sonchat Ratiwatana |
Chen Ti Franko Škugor |
6–4, 2–6, [11–9] |
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