Tomotaka Harada is a Japanese voice actor born on June 23, 1977. He is a graduate of the Japan Narration Acting Institute. Early in his career, he was affiliated with the talent management firm Atelier Peach. He later became affiliated with the agency Crosscall.

Harada's career began around 2003 and 2004, primarily focused on providing voices for characters in adult video games. He has built a substantial filmography within this sector of the gaming industry. Among his most recognized and enduring roles is that of Tojuro Yaginuma, a character he has voiced across multiple games in the long-running series of mystery visual novels by the studio Innocent Grey. This includes the titles Cartagra, The Shell Part I, The Shell Part II, and The Shell Part III.

His body of work extends beyond this specific series to include a wide variety of other game roles. He voiced characters such as Kohtarou Kunimi in the game Making＊Lovers, Takuji Sangu in the game Re：LieF ~For Dear You~, and Reiya Inou in the game Dark Blue. In addition to his work in games, Harada has also contributed to anime productions. An example of this is his role as Tojuro Yagihashi in the 2021 anime adaptation of the series Tasūketsu. His versatility as a performer is also demonstrated through voice work for foreign television series and appearances in web radio programs and drama CDs.

Throughout his career, Harada has maintained recurring professional relationships. His frequent collaboration with the game developer Innocent Grey on its series of titles represents a significant and long-standing partnership. His career also reflects a trajectory of expanding from a focus on adult games to include work in mainstream anime and other media, showcasing his adaptability and range as a voice actor.