Next Gen ATP Finals 
Colina 
Brisbane 3 Challenger 
Drummondville 
Montemar 
Montevideo 
Champaign 
Davis Сup Group I Tennis. Played Uchida Kaichi. Season 2025
Country 
Japan. Ranking ATP 309.
Japan. Ranking ATP 309.| Yokohama | ||||
|---|---|---|---|---|
| 20.11.2025 | Second round | Taguchi Ryotaro — Uchida Kaichi | — — |
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| 18.11.2025 | First round | Chung Hyeon — Uchida Kaichi | 0:2 (3:6, 0:6) |
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| Kobe | ||||
| 15.11.2025 | Semi-finals | Uchida Kaichi — Ymer Elias | 1:2 (4:6, 6:4, 3:6) |
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| 14.11.2025 | Quarter-finals | Uchida Kaichi — Shimabukuro Sho (Retired) | 1:1 (7:6, 5:7, 2:0) |
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| 13.11.2025 | Second round | Crawford Oliver — Uchida Kaichi | 1:2 (7:6, 3:6, 4:6) |
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| 11.11.2025 | First round | Uchida Kaichi — Takahashi Yusuke | 2:1 (4:6, 6:3, 6:4) |
|
 Taipei | ||||
| 07.11.2025 | Quarter-finals | Duckworth James — Uchida Kaichi | 2:0 (6:3, 7:6) |
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| 06.11.2025 | Second round | Uchida Kaichi — Shimizu Yuta | 2:0 (6:1, 6:2) |
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| 04.11.2025 | First round | Sasikumar Mukund — Uchida Kaichi | 0:2 (6:7, 2:6) |
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 Seoul | ||||
| 26.10.2025 | Qualifications - 1st round | Uchida Kaichi — Chung Yunseong | 1:2 (6:4, 3:6, 4:6) |
|
 Shenzhen Challenger $135K | ||||
| 17.10.2025 | Quarter-finals | Uchida Kaichi — Jacquet Kyrian | 1:2 (3:6, 6:4, 3:6) |
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| 16.10.2025 | Second round | Uchida Kaichi — Jung Jason (Retired) | 1:0 (6:3, 2:0) |
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| 15.10.2025 | First round | Noguchi Rio — Uchida Kaichi | 1:2 (7:5, 4:6, 3:6) |
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| Zhangjiagang Challenger | ||||
| 29.08.2025 | Quarter-finals | Uchiyama Yasutaka — Uchida Kaichi | 2:0 (6:3, 6:4) |
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| 28.08.2025 | Second round | Uchida Kaichi — Noguchi Rio | 2:0 (6:1, 7:6) |
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| 26.08.2025 | First round | Castelnuovo Luca — Uchida Kaichi | 0:2 (6:7, 3:6) |
|
 Sassuolo | ||||
| 15.06.2025 | Qualifications - 1st round | Piros Zsombor — Uchida Kaichi | — — |
|
 Lyon | ||||
| 08.06.2025 | Qualifications - 1st round | Feldbausch Kilian — Uchida Kaichi | 2:0 (6:1, 6:2) |
|
 Chisinau | ||||
| 30.05.2025 | Quarter-finals | Uchida Kaichi — Hussey Giles | 0:2 (4:6, 6:7) |
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| 29.05.2025 | Second round | Yevseyev Denis — Uchida Kaichi | 0:2 (6:7, 6:7) |
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| 28.05.2025 | First round | Broom Charles — Uchida Kaichi | 1:2 (6:7, 7:6, 6:7) |
|
 Tbilisi | ||||
| 20.05.2025 | First round | Bax Florent — Uchida Kaichi | 2:0 (7:6, 6:4) |
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| Gwangju Challenger | ||||
| 23.04.2025 | First round | Uchida Kaichi — Uchiyama Yasutaka | 1:2 (5:7, 6:3, 4:6) |
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| 20.04.2025 | Qualifications - 1st round | Uchida Kaichi — Cui Jie | 2:0 (6:2, 6:4) |
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| Busan Challenger | ||||
| 13.04.2025 | Qualifications - 1st round | Lee Duckhee — Uchida Kaichi | 2:0 (6:4, 6:4) |
|
 Manama | ||||
| 09.02.2025 | Qualifications - 1st round | Uchida Kaichi — Bakshi Aleksandre | 0:2 (1:6, 4:6) |
|
 Koblenz | ||||
| 26.01.2025 | Qualifications - 1st round | Nijboer Ryan — Uchida Kaichi | 2:0 (7:6, 6:2) |
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