Michio Hazama is a Japanese actor, voice actor, and narrator, born on October 7, 1933, in Tokyo. He is a graduate of the Stage Arts Institute and is a legendary figure in the Japanese voice acting industry, with a career spanning from the 1950s to the present day. Hazama is currently represented by Mouvement, an agency he also founded. He is widely regarded as one of the most versatile and trusted voice actors in the business, a reputation that led to the industry saying, "If we're in a pinch, call Hazama".

Hazama's career is distinguished by an immense volume of work, particularly in the field of dubbing foreign films and television series, as well as narration. His voice can be heard across numerous classic and contemporary anime series, OVAs, and films. He is the official Japanese dubbing voice for several major Hollywood stars, most notably Sylvester Stallone, whom he has voiced in the Rocky series and Rambo films. His other regular dubbing subjects include Roy Scheider, Dean Martin, Michael Caine, Steve Martin, and Ian McKellen.

In anime, Hazama has taken on a wide variety of roles, from authoritative captains and narrators to complex antagonists. He is known for his role as Bruno J. Global in The Super Dimension Fortress Macross and its film adaptation, Do You Remember Love? He also portrayed Walter von Schönkopf in the Legend of the Galactic Heroes series and its sequel, A Hundred Billion Stars, A Hundred Billion Lights. His other notable anime roles include Joji Hayami in Kyojin no Hoshi, the narrator in Anne of Green Gables and Nadia: The Secret of Blue Water, Dr. Breckenridge in Spirit of Wonder, Jeke in Green Legend Ran, and King in Ultraviolet: Code 044. In more recent years, he has continued to work, with roles such as Yukinojyo Onikura in Gibiate and Duncan in the 2023 ONA Pluto.

Hazama's contributions to the industry extend beyond performance. He was one of the founders of the Tokyo Actor's Consumer's Cooperative Society (Tokyo Haikyō). He also acted as a producer for the voice actor unit Slapstick, personally recruiting fellow voice actor Yuji Mitsuya to join. His versatility in both serious and comedic roles, and his ability to portray both heroes and villains, have cemented his status as a foundational talent in the industry.

His long-standing excellence has been recognized with multiple awards. In 2001, he received the 18th ATP Individual Award for his contributions to television narration. In 2008, he was honored with a Merit Award at the 2nd Seiyu Awards for his lifetime achievements in voice acting. As of 2023, he continues to be active, noted as the oldest regularly working male voice actor in Japan.