Takuma Takewaka is a Japanese actor and voice actor born on March 22, 1971, in Fukuoka Prefecture, Japan. He is affiliated with the talent agency t-echo. His career in anime began to gain visibility in the early 2000s with prominent supporting roles.

Takewaka's early notable work includes the role of Amon in the 2002 television anime Witch Hunter Robin. The following year, in 2003, he was active in several projects, including providing the voice for Kenji Minasagi in the anime series Swallowtail Inn. That same year, he was also involved with the series Shutsugeki! Machine Robo Rescue, where he is credited as a performer and collaborated with director Kobe Mamoru.

Throughout the mid-2000s, Takewaka secured a variety of roles that demonstrated his range. He voiced Morita Kaoru in the Honey and Clover series in 2005 and its 2006 sequel. In 2004, he was the voice of Masaomi Oogami in Onmyou Taisenki, and in 2005, he voiced Ryouhei Ogawara in Jinki: Extend. He also took on roles in series such as Kekkaishi, where he played an Observer, and Trinity Blood, providing the voice of Süleyman.

His filmography from this period also includes parts in Dragonaut: The Resonance as Raina Cromwell in 2007 and a role in the 2008 film Farewell Kamen Rider Den-O: Final Countdown as the voice of Phantom Imagin. His work often brought him into collaboration with directors and fellow cast members on multiple projects, including notable partnerships with directors Nagai Tatsuyuki and Yukana.

Beyond anime, Takewaka's career is marked by extensive work in voice dubs for foreign films and television series. He has provided the Japanese voice for actors in numerous Hollywood films, including roles in the Ocean's Eleven trilogy, The Departed, and Flags of Our Fathers, as well as TV series like Gossip Girl and Torchwood. He has also participated in drama CD productions, such as Aka no Shinmon.