Results

ITF M25 Sapporo 09/14 02:00 - [204] Kaichi Uchida v Renta Tokuda [395] 3-6,6-1,4-6
ITF M25 Sapporo 09/13 02:30 - [354] Naoki Nakagawa v Kaichi Uchida [204] 6-3,3-6,3-6
ITF M25 Sapporo 09/12 02:30 - [292] Shunsuke Nakagawa v Kaichi Uchida [204] 1-6,0-5
ITF M25 Sapporo 09/11 01:00 - Kosuke Ogura v Kaichi Uchida 3-6,3-6
ITF M25 Sapporo 09/10 04:00 - [204] Kaichi Uchida v Takuya Kumasaka [475] 6-3,6-4
ITF M25 Sapporo 09/07 03:00 - [180] Kaichi Uchida v Charles Broom [425] 6-7,5-7
ITF M25 Sapporo 09/06 01:00 - [470] Takuya Kumasaka v Kaichi Uchida [180] 4-6,6-7
ITF M25 Sapporo 09/05 02:30 - [423] Yusuke Takahashi v Kaichi Uchida [180] 2-6,2-6
ITF M25 Sapporo 09/04 03:15 - Kosuke Ogura v Kaichi Uchida 3-6,4-6
ITF M25 Sapporo 09/03 04:00 - [352] Taisei Ichikawa v Kaichi Uchida [180] 4-6,6-7
Challenger Zhangjiagang 08/29 08:00 27 [225] Yasutaka Uchiyama v Kaichi Uchida [180] 6-3,6-4
Challenger Zhangjiagang 08/28 08:00 26 [180] Kaichi Uchida v Rio Noguchi [219] 6-1,7-6

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 world No. 147 achieved on 8 May 2023. He also has a career high ATP doubles ranking of No. 156 achieved on 16 June 2025.

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.