Race: Fair Oni [EP: 213.000]
Divine protection: Tempest (Protection of the Storm)
Title: Oni King
Height: 180 cm
Ability:
Resistance: Physical Damage Nullification, Pain Nullification, Status Change Nullification, Spirit Attack Resistance, Nature Effects Resistance

Benimaru is a majin in the service of Rimuru Tempest. He is the Minister of Defense for the Jura-Tempest Federation, acting as the Commander-in-Chief for its military during wartime. He holds a place in the Twelve Guardian Lords, as well as the Big Four, being its leader and being counted as one of Rimuru's Top Three strongest subordinates, alongside Diablo and Zegion.