Senzaemon Nakiri commands the elite Tōtsuki Culinary Academy as its director, an institution famed for merciless standards and a near-legendary attrition rate. Dubbed the "Food’s Demon King" for his towering influence and transformative impact on gastronomy, he enforces a leadership creed of unyielding discipline, audacity, and inventive brilliance, demanding students conquer failure through relentless grit. The 92nd generation captivates his attention, their eclectic skills and boundary-breaking creativity marking them as pioneers poised to eclipse culinary norms. Aged yet formidable, his weathered frame bears long silver hair, a beard, and a scar slicing across his right eye. Traditional yukata and clacking geta sandals underscore his authority, though flashes of levity—like exaggerated facial expressions—soften his gravitas. His most peculiar trait emerges when tasting extraordinary cuisine: stripping to his fundoshi undergarments, a ritual rooted in family tradition to honor mastery transcending expectation. Family binds his story. As father to Soue Nakiri and patriarch to granddaughters Erina and Alice, he intervenes decisively upon uncovering son-in-law Azami’s cruel manipulation of Erina’s "God’s Tongue." Banishing Azami, he shields Erina, fostering her gifts with compassion—a choice that ignites future strife when Azami seizes directorship, imposing draconian policies Senzaemon fiercely resists. His judgments balance rigor with fairness. He reverses Erina’s dismissal of Sōma Yukihira’s application after sampling the young chef’s daring dish, spotting raw talent others overlook. As an Autumn Election judge, he lauds granddaughter Alice’s scientific precision yet crowns Sōma’s emotionally charged creation the winner. Even Megumi Tadokoro’s understated skill earns his silent acclaim, his loosening fundoshi betraying belief in her latent power—a testament to his faith in the 92nd generation’s revolutionary spark. Post-victory against Azami’s regime, he relinquishes his title, entrusting Erina with the academy’s future—a symbolic baton-passing affirming her evolution and his enduring legacy. The "jewel generation" he championed stands as his crowning testament, their redefinition of excellence echoing the demon king’s indomitable spirit.