Gouki

Kamen Rider Manly Demon is a Demon Kamen Rider exclusive only in the Kamen Rider Echo Demon video game.

Arsenal & techniques
 * Transformation Tuning Fork: Sound Angle: A bronze tuning fork transformation device.
 * Echo Sword: Tuning Fork Sword: The Sound Angle's sword form.
 * Sound Attack Drum: A drum buckle.
 * Sound Attack Club - Septer Beat: A pair of drum sticks; Manly Demon's known Sound Attack weapon.