Dr. Kazari Otogi is the head scientist leading technological operations and research at Nanba Prison. She oversees a dedicated technology workshop where her expertise drives innovation and maintains the prison's advanced systems. Married to Okina Otogi, their relationship is strained and marked by frequent disagreements. Together, they function as parental figures to the artificial intelligence KAGU-8, with Kazari fulfilling a maternal role in its development and supervision. At 66 years old, she possesses lilac hair often arranged in an updo and matching lilac eyes. She is Japanese with blood type A.