Mimi-sensei is an adult rabbit character distinguished by her yellow bow, red glasses, blue frock, and blue shoes. She teaches young animal students as an elementary instructor. Her first appearance occurred in the episode "Anpanman and Shokupanman" on October 17, 1988. Following this debut, she emerged as one of the earliest and most frequently recurring figures throughout the animated series. She maintains a consistent presence in nearly every theatrical film adaptation within the franchise. Her film credits include a listed role in "Soreike! Anpanman: Yōsei Rinrin no Himitsu" (2008) and minor additional roles in earlier installments such as "Soreike! Anpanman: Tsumiki-Jō no Himitsu" (1992). Her extensive involvement is further documented through appearances in multiple other films across various release years. Mimi-sensei's portrayal remains centered exclusively on her educator role, without elaboration on personal history or transformative experiences.