| Challenger - Shymkent 2 | 06/11 09:55 | 25 | [245] Kaichi Uchida v Alexandre Muller [288] | 6-4,7-5 | |
| Open de França | 05/21 09:20 | 44 | [251] Kaichi Uchida v Mirza Basic [192] | 6-7,3-6 | |
| ATP - Genebra | 05/19 10:30 | 164 | [244] Kaichi Uchida v Bernabe Zapata Miralles [232] | 1-6,1-6 | |
| ATP - Genebra | 05/18 11:20 | 64 | [70] Ricardas Berankis v Kaichi Uchida [244] | 4-6,4-6 | |
| Challenger Gwangju | 05/14 04:40 | 25 | [244] Kaichi Uchida v Tung-Lin Wu [287] | 1-6,4-6 | |
| Challenger - Busan | 05/09 03:00 | 26 | [204] Go Soeda v Kaichi Uchida [245] | 6-4,6-3 | |
| Challenger - Busan | 05/08 03:00 | 25 | [245] Kaichi Uchida v Sergiy Stakhovsky [114] | 7-6,6-3 | |
| Challenger - Busan | 05/06 06:10 | 24 | Seong-Chen Hong v Kaichi Uchida | 2-6,5-7 | |
| Challenger - Seul | 04/29 02:00 | 24 | [243] Kaichi Uchida v Tung-Lin Wu [315] | 6-4,1-6,4-6 | |
| Challenger - Nanchang | 04/25 05:50 | 26 | [151] Ramkumar Ramanathan v Kaichi Uchida [243] | 6-2,6-3 | |
| Challenger - Nanchang | 04/24 07:30 | 25 | [378] Teymuraz Gabashvili v Kaichi Uchida [243] | 4-6,6-2,3-6 | |
| Challenger - Anning | 04/15 06:35 | 24 | [243] Kaichi Uchida v Tsung-Hua Yang [273] | 7-6,3-6,1-6 | |
| Challenger - Taipei | 04/11 03:00 | 26 | [156] Dennis Novak v Kaichi Uchida [252] | 6-3,6-7,6-4 | |
| Challenger - Taipei | 04/09 12:30 | 25 | [252] Kaichi Uchida v Matthias Bachinger [128] | 7-6,6-2 | |
| Challenger - Taipei | 04/08 03:20 | 24 | [252] Kaichi Uchida v Duckhee Lee [237] | 6-4,6-4 | |
| Challenger - Monterrey | 04/01 19:05 | 24 | [315] Renzo Olivo v Kaichi Uchida [252] | 6-4,7-5 | |
| Challenger - Drummondville | 03/14 18:35 | 26 | [95] Ricardas Berankis v Kaichi Uchida [282] | 6-0,6-4 | |
| Challenger - Drummondville | 03/13 17:20 | 25 | [454] Yannick Mertens v Kaichi Uchida [282] | 5-7,6-4,4-6 | |
| Challenger - Zhuhai | 03/09 05:00 | 28 | [252] Enrique Lopez-Perez v Kaichi Uchida [282] | 6-4,6-2 | |
| Challenger - Zhuhai | 03/08 08:50 | 27 | [307] Yibing Wu v Kaichi Uchida [282] | Retired | |
| Challenger - Zhuhai | 03/07 10:25 | 26 | [282] Kaichi Uchida v Danilo Petrovic [291] | 7-6,3-6,6-4 | |
| Challenger - Zhuhai | 03/06 10:50 | 25 | [210] Marc Polmans v Kaichi Uchida [282] | 2-6,4-6 | |
| Challenger - Zhuhai | 03/04 07:10 | 24 | [282] Kaichi Uchida v Goncalo Oliveira [288] | 6-3,7-6 | |
| Challenger - Yokohama | 02/26 06:05 | 25 | [203] Blaz Rola v Kaichi Uchida [282] | 7-6,6-4 | |
| Challenger - Yokohama | 02/25 02:30 | 24 | [274] Kaichi Uchida v Roy Smith [329] | 6-3,6-3 | |
| Challenger Bangkok 1A | 02/19 05:55 | 25 | [274] Kaichi Uchida v Marc Polmans [217] | 2-6,5-7 | |
| Challenger Bangkok 1A | 02/18 07:10 | 24 | [268] Max Purcell v Kaichi Uchida [274] | 3-6,1-6 | |
| Challenger - Dallas | 02/04 21:50 | 24 | [352] Jared Hiltzik v Kaichi Uchida [270] | 6-2,4-6,7-5 | |
| Challenger - Cleveland | 01/29 18:10 | 24 | [335] Maxime Cressy v Kaichi Uchida [269] | 4-6,6-3,7-5 | |
| Challenger - Newport Beach | 01/24 18:00 | 26 | [171] Darian King v Kaichi Uchida [287] | 6-3,4-6,6-4 |
Wikipedia - Kaichi Uchida
Kaichi Uchida (内田 海智, Uchida Kaichi, born 23 August 1994) is a Japanese professional tennis player.
Uchida has a career high ATP singles ranking of No. 147 achieved on 8 May 2023. He also has a career high ATP doubles ranking of No. 159 achieved on 28 November 2022.
Uchida has won two Challengers and reached 14 ITF Futures singles finals, where he won the title on 8 occasions. Additionally, he has won one Challenger title and reached 17 ITF Futures doubles finals, and won the title 11 times.
History
2021: Maiden Challenger title
He won his first career ATP Challenger Tour singles title in December 2021 in Rio de Janeiro, Brazil where he defeated Nicolás Álvarez Varona of Spain.
2022: ATP debut and first win
He made his ATP debut at the 2022 Los Cabos Open as a qualifier.
Having received a wildcard, he recorded his first ATP main-draw match win at the Korea Open defeating wildcard Hong Seong-chan.
2023: Top 150 debut
He reached the top 150 on 24 April 2023.