As a teenager, Miyake dreamed of becoming a voice actor in hopes of meeting an actress that he admired and wanted to co-star with. After graduating from the Amusement Media Research Institute, he joined the talent agency 81 Produce.
The official profile indicates that he is from Okinawa, but his birthplace is in Saitama Prefecture, and he said he lived in Okinawa when he was curious.
He has continued roles after the deaths of Masashi Amenomori, Shigezō Sasaoka, Hirotaka Suzuoki, Daisuke Gōri, Nobuyuki Furuta and Unshō Ishizuka. In addition, Miyake also played Elephantus in Yatterman Night as a tribute to the veteran Kazuya Tatekabe.
In 2019, Miyake won the Best Actor in a Supporting Role award at the 13th Seiyu Awards.