[4] Tatsuma returned to Kashiwa Reysol in 2003 and spent seven years as director of the club's academy, where he helped to establish it as one of the best in the country.
Tatsuma spent a further three years as Reysol's sports director before succeeding as head coach for the 2015 J1 season on a two-year contract.
In his first season, Tatsuma produced a respectable performance at the 2015 AFC Champions League, reaching the quarter-finals before losing to Guangzhou Evergrande, the eventual winners of the competition that year.
[10] On 16 October 2022, he brought his club won 2022 Emperor's Cup for the first time in history thus qualifying them to their debut 2023–24 AFC Champions League group stage appearances.
In August 2023, Yoshida was appointed manager of J2 League club Tokushima Vortis following the mid-season departure of Beñat Labaien.