Randan

Randan (ランダン) is the one of the Four Heavenly Kings. A human in appearance, he's the one in charge of the internal affairs and the administration of the Gargard Demon Kingdom. He's also the Governor of Shashaato.

Since the appearance of the Hiraku Machio after killing a rogue Wyvern. He been fearful for his life, since takes incredible power for single person to kill such a creature. Then further realizing how dangerous the Taiju Village truly is with all it's unique residents, including the Demon Spider Zabuton whom fought the previous Demon King 100 year prior to a draw. Since then, he is constantly being chased by Bizel, who is trying to prevent him from quitting.

In Chapter 136, It is revealed that he is the leader of Four Heavenly Kings.