| ITF USA F22 | 06/29 14:00 | 26 | Kaichi Uchida v Samuel Monette | 4-6,6-2,7-5 | |
| ITF USA F22 | 06/27 14:00 | 25 | Kaichi Uchida v Jonathan Ho | 6-2,4-6,6-3 | |
| ITF USA F20 | 06/24 23:45 | 28 | [336] Mikael Torpegaard v Kaichi Uchida [340] | 6-4,7-5 | |
| ITF USA F20 | 06/23 17:00 | 27 | Kaichi Uchida v Thai-Son Kwiatkowski | 6-3,6-1 | |
| ITF USA F20 | 06/22 21:25 | 26 | Kaichi Uchida v Collin Johns | 4-6,7-5,6-3 | |
| ITF USA F20 | 06/21 22:20 | 25 | Kaichi Uchida v Strong Kirchheimer | 6-3,3-6,6-4 | |
| ITF USA F18 | 06/17 16:25 | 28 | Naoki Nakagawa v Kaichi Uchida | 4-6,7-6,6-4 | |
| ITF USA F18 | 06/16 21:00 | 27 | Cameron Silverman v Kaichi Uchida | 2-6,3-6 | |
| ITF USA F18 | 06/15 18:30 | 26 | Hunter Callahan v Kaichi Uchida | 3-6,4-6 | |
| ITF USA F18 | 06/15 15:30 | - | Hunter Callahan v Kaichi Uchida | 3-6,4-5 | |
| ITF USA F18 | 06/14 17:45 | 25 | Alex Blumenberg v Kaichi Uchida | 1-6,4-6 | |
| ITF China F9 | 05/31 02:00 | 25 | [403] Kaichi Uchida v Alexander Sarkissian [334] | 3-6,0-6 | |
| ITF China F8 | 05/26 03:55 | 27 | [457] Kaichi Uchida v Alexander Sarkissian [331] | 6-7,3-6 | |
| ITF China F8 | 05/25 03:30 | 26 | Kaichi Uchida v Harry Bourchier | 6-4,7-6 | |
| ITF China F8 | 05/25 02:00 | - | [457] Kaichi Uchida v Harry Bourchier [492] | 6-4,7-6 | |
| ITF China F8 | 05/23 02:00 | 25 |
[426] Fajing Sun
v
Kaichi Uchida [457] |
6-7,2-6 | |
| ITF China F7 | 05/16 05:30 | 25 | [405] Jose Statham v Kaichi Uchida [471] | 7-6,7-6 | |
| ITF USA F16 | 05/07 14:00 | 29 |
[475] Kaichi Uchida v
Facundo Mena
[434] 
|
4-6,7-6,0-6 | |
| ITF USA F16 | 05/06 14:00 | 28 | Felipe Mantilla v Kaichi Uchida | 4-6,6-3,0-6 | |
| ITF USA F16 | 05/05 14:00 | 27 | Kaichi Uchida v Isaiah Strode | 4-6,7-6,6-3 | |
| ITF USA F16 | 05/04 15:40 | 26 | Kaichi Uchida v Ulises Blanch | 6-3,6-3 | |
| ITF USA F16 | 05/03 14:00 | 25 | Kaichi Uchida v Paul Barretto | 6-2,6-0 | |
| ITF USA F15 | 04/26 17:00 | 25 | Ricardo Rodriguez v Kaichi Uchida | 6-3,4-6,7-6 | |
| ITF USA F14 | 04/21 14:00 | 27 |
[299] Calvin Hemery
v
Kaichi Uchida [489] |
2-6,7-5,6-3 | |
| ITF USA F14 | 04/20 14:00 | 26 | [211] Ruben Gonzales v Kaichi Uchida [489] | 5-7,2-6 | |
| ITF USA F14 | 04/19 14:00 | 25 | Junior Alexander Ore v Kaichi Uchida | 0-6,4-6 | |
| ITF Italy F6 | 03/28 11:10 | 25 |
[488] Kaichi Uchida v
Stefanos Tsitsipas
[204] 
|
2-6,1-6 | |
| ITF Croatia F3 | 03/21 10:40 | 25 | Filip Brtnicky v Kaichi Uchida | 5-7,6-3,6-1 | |
| ITF Croatia F2 | 03/15 09:00 | 25 | Kaichi Uchida v Tomislav Brkic | 3-6,2-6 | |
| ITF Croatia F1 | 03/08 09:00 | 25 | [451] Jacopo Stefanini v Kaichi Uchida [488] | 6-3,6-2 |
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.
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.