| ITF USA F20 | 06/22 19:05 | 25 | Dominic Cotrone v Καϊτσι Ουτσίντα | 3-6,6-7 | |
| ITF USA F19 | 06/14 16:05 | 25 | Καϊτσι Ουτσίντα v Μίκαελ Τορπεγκάαρντ | 0-6,3-6 | |
| ITF Czech Republic F3 | 05/26 09:35 | 26 | Patrik Nema v Καϊτσι Ουτσίντα | 4-6,6-4,6-1 | |
| ITF Czech Republic F3 | 05/25 10:00 | 25 | Νταβίντ Πόλιακ v Καϊτσι Ουτσίντα | 4-6,6-7 | |
| ITF China F5 | 04/12 07:10 | 25 | Καϊτσι Ουτσίντα v Zihao Xia | 1-6,2-6 | |
| ITF China F4 | 04/09 02:00 | 27 | Καϊτσι Ουτσίντα v Ματέο Βιόλα | 7-5,6-7,1-6 | |
| ITF China F4 | 04/08 03:35 | 26 | Καϊτσι Ουτσίντα v Xiao Gong | 3-6,6-2,6-3 | |
| ITF China F4 | 04/07 04:40 | 25 | Καϊτσι Ουτσίντα v Τζίε Κούι | 6-1,6-0 | |
| Challenger Drummondville Qual | 03/13 17:45 | 46 | Damon Gooch v Καϊτσι Ουτσίντα | 6-4,5-7,6-2 | |
| ITF Canada F2 | 03/10 16:00 | 26 | Καϊτσι Ουτσίντα v Edward Corrie | 3-6,6-3,6-7 | |
| ITF Canada F2 | 03/08 15:00 | 25 | Μπλεϊκ Μοτ v Καϊτσι Ουτσίντα | 5-7,4-6 | |
| ITF Canada F1 | 03/03 15:30 | 26 | Καϊτσι Ουτσίντα v Στεφάν Κοζλόφ | 6-4,3-6,3-6 | |
| ITF USA F7 | 02/20 15:00 | 28 | Καϊτσι Ουτσίντα v Juan Carlos Saez | 6-7,4-6 | |
| ITF USA F7 | 02/19 17:00 | 27 | Αντρέα Κολαρίνι v Καϊτσι Ουτσίντα | 5-7,3-6 | |
| ITF USA F7 | 02/18 16:00 | 26 | Ρέιλι Οπέλκα v Καϊτσι Ουτσίντα | 6-7,2-6 | |
| ITF USA F7 | 02/16 16:00 | 25 | Καϊτσι Ουτσίντα v Πίτερ Τόρεμπκο | 6-2,6-4 | |
| ITF USA F5 | 01/30 19:30 | 28 | Πέδρο Σακαμότο v Καϊτσι Ουτσίντα | 6-0,7-5 | |
| ITF USA F5 | 01/30 15:00 | 27 | Καϊτσι Ουτσίντα v Agustin Velotti | 6-0,7-6 | |
| ITF USA F5 | 01/29 18:20 | 26 | Καϊτσι Ουτσίντα v Wil Spencer | 6-2,4-6,6-4 | |
| ITF USA F5 | 01/26 15:00 | 25 | Clement Geens v Καϊτσι Ουτσίντα | 1-6,5-7 | |
| ITF USA F4 | 01/20 14:30 | 25 | Καϊτσι Ουτσίντα v Raleigh Smith | 6-4,6-4 | |
| ITF USA F3 | 01/16 15:00 | 27 | Καϊτσι Ουτσίντα v Mauricio Echazu | 6-3,6-4 | |
| ITF USA F3 | 01/14 15:00 | 26 | Καϊτσι Ουτσίντα v Ριότα Τανούμα | 6-3,6-2 | |
| ITF USA F3 | 01/13 16:00 | 25 | Καϊτσι Ουτσίντα v Φερνάντο Γιαματσίτα | 7-5,6-0 | |
| ITF Qatar F6 | 12/17 12:00 | 27 | Καϊτσι Ουτσίντα v Λιούκ Μπάμπριτζ | 2-6,3-6 | |
| ITF Qatar F6 | 12/16 14:30 | 26 | Καϊτσι Ουτσίντα v Ντομινίκ Κελόφσκι | 7-5,3-6,6-1 | |
| ITF Qatar F6 | 12/15 13:55 | 25 | Καϊτσι Ουτσίντα v Πίτερ Γκολντστάινερ | 6-2,6-4 | |
| ITF Qatar F5 | 12/08 12:10 | 25 | Λιούκ Μπάμπριτζ v Καϊτσι Ουτσίντα | 6-4,6-4 | |
| ITF Qatar F4 | 12/03 12:00 | 27 | Καϊτσι Ουτσίντα v Ντομινίκ Κελόφσκι | 6-4,3-6,4-6 | |
| ITF Qatar F4 | 12/02 12:00 | 26 | Καϊτσι Ουτσίντα v Ομάρ Αλαουάντι | 6-4,6-1 |
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.