Susumu Kaseda is a Japanese voice actor and sound director born on March 1, 1969, in Fukuoka Prefecture. His entry into the entertainment industry was unconventional, beginning as a dancer and performer at theme parks such as Tokyo Disneyland and Sanrio before transitioning to voice acting in the 1990s.

Kaseda's career encompasses a wide range of roles in anime and video games. He is notably recognized for his multiple character portrayals in the anime series Hikarian - Great Railroad Protector, where he voiced Blue Euro, E2 Jet, Eurostar, and Romancecar. Other significant anime credits include Yusuke Kinoshita in Ping Pong Club, various characters in Sexy Commando Gaiden: Sugoi yo!! Masaru-san, and roles in the 1999 version of Hunter X Hunter, such as an examiner and a henchman. His work also extended to video games, with performances in the Ar tonelico series as Fals Priest and Cayel Kraisie, and as Greeza in the Spectral Force game series.

In addition to his on-screen performances, Kaseda has contributed to the industry behind the scenes. He transitioned into sound direction, taking on the role of sound director for projects like Hanoka. He has also focused on mentoring new talent, serving as an instructor at voice acting schools and training programs affiliated with agencies such as Gekidan Himawari and Rams Professional Education. While he has not received major public awards, his impact is recognized through his diverse body of work and his dedication to educating the next generation of voice actors.