Tomoyuki Shimura is a Japanese voice actor, narrator, and actor born on December 12, 1963, in Hitachi, Ibaraki Prefecture. He is affiliated with the talent agency Ken Production. Before becoming a voice actor, Shimura pursued stage acting in Tokyo, performing with theater troupes such as Jiraiya. His transition into voice acting was significantly influenced by a chance meeting with fellow voice actor Kazuki Yao during a theatrical production. He made his debut as a voice actor in the 2000s, with his first anime role being Airoll Festanian in Platinumhugen Ordian.

Shimura is recognized for his versatility and wide vocal range, allowing him to portray a diverse array of characters, from energetic young men to dignified elders, and he frequently excels in comedic roles and those of "older brother" type figures. Throughout his career, he has become a familiar presence in numerous popular anime series, often in supporting roles. He has voiced Hyamanth Breda in Fullmetal Alchemist, Abiru in That Time I Got Reincarnated as a Slime, Guard Shell in Transformers: Cybertron, and Daisuke Goto in Phantom ~Requiem for the Phantom~. His notable roles also include Yuichi Tachibana in Initial D Legend 3: Dream, ZX-Tole in Guyver: The Bioboosted Armor, and the Father in Kiss×sis. In the franchise JoJo's Bizarre Adventure, he provided the voice for Yoshikage Kira's father, Yoshihiro Kira, in the series Diamond is Unbreakable. More recently, he has been heard as Delgal in Delicious in Dungeon and as Tenjirō Kirinji in Bleach: Thousand-Year Blood War. He has also taken on roles in net animations, such as Fred Faraday in Hero Mask and both Vio and Yakon in Pokémon Generations. Beyond the roles listed by the user, his extensive filmography includes characters like Kitz Weilmann in Attack on Titan and Kinley Dorji in the Psycho-Pass: Sinners of the System film.

In addition to anime, Shimura is highly active in dubbing foreign films and television series. He is particularly well-known as the regular Japanese dubbing voice for actor Neal McDonough and frequently voices characters portrayed by black actors. His work in this area includes roles in major Hollywood productions such as G.I. Joe: Retaliation, Jack the Giant Slayer, White House Down, and The Wolverine. He has also contributed his voice to video games, including the Granblue Fantasy and Final Fantasy franchises. His performance style, rooted in his stage combat training, often lends itself to action-oriented and tough-guy roles.

Shimura is known for his approachable personality and is affectionately called "Shimu-nii" by fans and colleagues. His hobbies include scuba diving, futsal, and lure fishing, and he possesses skills in horseback riding and stage combat. While he may not have received major public awards, his decades-long, prolific career and consistent casting in a wide variety of roles demonstrate his high standing and respect within the Japanese entertainment industry.