Kazumasa Yoshida (吉田 一将, Yoshida Kazumasa, born September 24, 1989) is a Japanese professional baseball pitcher for the TSG Hawks of the Chinese Professional Baseball League (CPBL).

He made 226 total appearances for Orix spanning seven seasons, compiling an 18–20 record and 3.74 ERA with 269 strikeouts across 341+1⁄3 innings pitched.

Yoshida was released by the Buffaloes during the 2021 season, after he struggled to a 7.66 ERA in 24 games for their farm team.

[1] Yoshida signed with the Niigata Albirex of the Baseball Challenge League for the 2022 season.

[3] On August 1, 2024, Yoshida signed with the TSG Hawks of the Chinese Professional Baseball League.