Shūya Nishiji is a Japanese voice actor born on January 14, 1981. He is affiliated with a talent management agency, as indicated by a personal website. Nishiji is known for his work in anime, with two of his notable roles being in productions by the animation studio P.A. Works.

In the 2014 anime television series Shirobako, which portrays the inner workings of the anime industry, Nishiji provided the voice for the character Yutaka Honda. Honda is the production manager at the fictional Musashino Animation studio, a role he eventually leaves to pursue a new career as a pastry chef. Nishiji also voiced the character Kinkaku in the 2013 anime series The Eccentric Family. Kinkaku is one of the twin sons of the Ebisugawa family, a rival tanuki clan to the main characters, known for bullying his cousin Yashirō Shimogamo.

Beyond these roles, Nishiji has appeared in other projects, including minor roles in Japanese films such as Hikiko: The Descent (2014), Breakthrough for Change (2015), and Yamato (California) (2018). Further details about his voice acting career and other roles are not extensively documented in the available sources.