Satoshi Isshiki, a student of Tōtsuki Culinary Academy, began in the 91st generation and advanced to his third year. He calls the Polar Star Dormitory home, serving as its representative and fully embodying its values of spontaneity and rebellion. Born into Kyoto's prestigious Isshiki family, operators of a traditional Japanese restaurant in Gion since the Muromachi period, Satoshi trained in culinary arts from early childhood. At age four, he was sent to the Kinokuni family to hone his skills, growing up alongside their heiress, Nene Kinokuni. Though initially cordial, their relationship soured as Satoshi matched Nene's abilities with seemingly minimal effort, showcasing his innate talent. He passed the Polar Star Dormitory entrance exam on his first try. As a first-year, he excelled during the Friendship and Rapport Training Camp, completing a demanding 50-meal assignment fastest and forming a bond with alumnus Gin Dōjima. Satoshi competed in the Autumn Election and later secured the 7th seat on the Elite Ten Council. His distinctive "ferociously aggressive Japanese cuisine" style boldly merges traditional Japanese techniques with unconventional ingredient pairings and global influences, a direct defiance of his family's strict traditionalism. This rebellion ultimately led to his rejection as the family heir. Personality-wise, Satoshi presents a carefree front, frequently seen wearing only an apron or fundoshi within the dormitory, reflecting naturist tendencies and a comical nature. He acts as a protective figure for Polar Star residents, offering mentorship and unwavering support, especially to juniors like Sōma Yukihira. Beneath this benevolent exterior lies a cunning and serious strategist, particularly when defending the dormitory's honor. He typically restrains himself against less skilled opponents but exhibits relentless focus during official shokugeki. His loyalty is absolute; insults against Polar Star or its members provoke fierce retaliation, demanding sincere apologies even after victory. During Azami Nakiri's takeover of Tōtsuki, Satoshi opposed the new regime, resulting in his removal from the Elite Ten. He actively supported the rebel faction, contributing significantly to their victory in the Régiment de Cuisine. This restored his Elite Ten position and elevated him to the 2nd seat. Post-graduation, he became a cooking instructor at DEF Kitchen while continuing to manage Polar Star's garden, supplying its produce to local kitchens. His journey consistently prioritizes personal freedom and meaningful relationships over prestige, rejecting familial and institutional constraints in favor of authentic self-expression. Throughout his Tōtsuki experience, Satoshi balances his role as a lighthearted mentor with moments of intense determination, embodying resilience and individualism. His legacy includes fostering the next generation of chefs while steadfastly maintaining his unique culinary philosophy and unwavering commitment to the Polar Star community.