Shouyou Yoshida

As the legendary instructor to the young members of the Old Jouishishi, this master swordsman shaped the destinies of Sakata Gintoki, Katsura Kotarou, and Takasugi Shinsuke. Through rigorous training in martial prowess and the strict code of bushido, he instilled the foundational values that would define his disciples' lives. Although his untimely death occurred well before the main events of the series, his profound influence and enduring legacy continue to guide the protagonists.