Tomokazu Yajima is a Japanese voice actor and actor born on September 27 in Gunma Prefecture, Japan. He is affiliated with the talent agency Production Baobab. His career began in 2011 when he made his voice actor debut in the television anime series Magic Kaito, the same year he joined his current agency.

Yajima is known for his work in anime dubbing for foreign films and television series. His voice acting credits include roles in the Japanese dubs of productions such as The Host, where he played Kyle O'Shea, and the film Anne's Reminiscence. In the field of animation, he has contributed to series including Ultimate Spider-Man, Ninja Hattori-kun, Aldnoah.Zero, Kenichi: The Mightiest Disciple, The Heroic Legend of Arslan, and Unico: The Fantastic Adventures of Princess Unico.

In the realm of Japanese tokusatsu, Yajima appeared in the 2016 series Ultraman Orb as a member of the Beetle Team. For anime audiences, he is known as the voice of Buzzstrike in the Japanese dub of the 2015 anime series Transformers: Robots in Disguise. A more recent role is the lead character of Oji-san in the 2024 anime series Neko Oji: The Guy That Got Reincarnated as a Cat.

Outside of his performing career, his listed hobbies and specialties include playing igo, karate, music, video games, and voice mimicry.