Tsuguo Mogami is a Japanese voice actor and narrator born on January 18, 1980, in Saitama Prefecture, Japan. He is affiliated with the talent management firm Ken Production. After graduating from the Katsuta Voice Actor School, he began his career in the early 2000s, initially working under the name Tsuguo Nakajima.

Mogami has built a prolific career, providing voices for a wide array of characters across anime, video games, and dubbed foreign productions. In anime, he is often cast in supporting and character roles, frequently voicing antagonists, authority figures, and powerful individuals. One of his most notable and long-running roles is Atsuhiro Sako, also known as the villain Mr. Compress, in the long-running series My Hero Academia. He is also well-recognized for his portrayal of the stern Drill Sergeant Keith Shadis in the first few seasons of Attack on Titan. His filmography includes a diverse range of other characters, such as the villainous Hang Zang-Ching in Shaman King (2021), the powerful warrior Soyankekur in Utawarerumono: Mask of Truth, the conniving Chen in Great Pretender, and the kind giant Sori in Ranking of Kings. He has also appeared in long-running franchises like Pokémon, where he has voiced numerous characters including the Gym Leader Clay.

Beyond anime, Mogami is a highly active voice actor in the video game industry. He has lent his voice to major franchises, often for imposing or villainous characters. Notable video game roles include the antagonist Demise in The Legend of Zelda: Skyward Sword, the villainous Andross and General Pepper in the Star Fox series, Ryuji Yamazaki and Omega Rugal in The King of Fighters series, Guy in the Street Fighter series, and Spewart in Super Mario Odyssey. His work also extends extensively to dubbing foreign live-action and animated content into Japanese, with credits including roles in films such as 1917, the Jump Street films, and the animated features Sing 2 and Wreck-It Ralph.

With a career spanning over two decades, Tsuguo Mogami has established himself as a versatile and dependable presence in the Japanese voice acting industry, known for his deep and often powerful vocal tone that brings a wide range of characters to life.