Birthplace: Kobayashi City, Miyazaki Prefecture, Japan
Blood Type: O
Hobbies: fishing, camping

Kousuke Miyauchi is a musician, drummer, and voice actor. He is the drummer in the rock band GYROAXIA. The band is a part of Bushiroad's ARGONAVIS project, which has been on indefinite hiatus since their last live concert on January 11, 2026.

Twitter: @kousuke_drums
Instagram: @kousuke.drums