Hiromu Miyazaki is a Japanese voice actor born on May 7, 1987, in Hokkaido, Japan. He is affiliated with the talent agency Aoni Production and has been active in the industry since his debut in 2007. He is a graduate of the Tokyo branch of the Aoni Juku voice acting school, where he was part of the 27th class.

Miyazaki's career began with roles in drama CDs and quickly expanded to television animation. His early work consisted of numerous supporting and background characters in a wide variety of anime series, a testament to his versatility and steady presence in the industry. Among his first notable roles was Satoru Narusawa in the 2008 anime series Someday's Dreamers II Sora, which is recognized as an important early part of his filmography. That same year, he also appeared in The Sorcerer's Sister: Summer Sky, further establishing himself in the industry. In 2009, he took on the role of Takao Yamada in the series Anyamaru Tantei Kiruminzū. Another role from this period is Meguru Otsu in the 2010 series Yutori-chan.

Throughout his career, Miyazaki has demonstrated a wide vocal range, allowing him to portray characters ranging from villainous schemers and loyal allies to comical side characters. He is known for his fluency in the Hokkaido dialect and practices Japanese archery, or kyudo, as a special skill. His vocal range is cited as spanning from F2 to F5.

Miyazaki has a notable history of recurring collaborations with the game developer Omega Force, known for their musou-style action games. He has provided voices for numerous characters in the Dynasty Warriors series, including the role of Chen Gong, and in the Samurai Warriors series, where he voices Munenori Yagyū. He has also contributed to the Warriors Orochi series and provided voice work for Fist of the North Star: Ken's Rage.

His portfolio includes prominent roles in major anime franchises. He voices Hayato Ikejiri in the popular sports anime Haikyuu!! and Tanktop Tiger in One Punch Man. He has also had numerous roles in long-running series such as Gintama, One Piece, and various installments of the Dragon Ball and Saint Seiya franchises. In the video game realm, his roles include Falcomon in Digimon Survive and Musaad Mayfield in Valkyria Chronicles.