Maou

As the supreme leader of the Demon King's Army, he is the one who summoned the protagonist Uchimura Dennosuke from the modern world into a fantasy realm. Possessing exceptional insight and managerial prowess, he recognized the business expertise that Uchimura had long been overlooked for in contemporary society, recruiting him as one of the Four Heavenly Kings with generous terms. Known for his steady demeanor and deep consideration for those under his command, he creates an environment where subordinates can truly flourish—making him the embodiment of the ideal boss that Uchimura had always dreamed of.