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 and a career high ATP doubles ranking of No. 156 achieved on 16 June 2025.
Source: “Kaichi Uchida”, English Wikipedia (CC BY-SA 4.0), excerpt