Makihara M.M. is a mysterious and pivotal character in the anime series 'Kemeko Deluxe!'. She is a high school girl who unexpectedly becomes involved with the protagonist, Sanpeita Kobayashi, when the bizarre robot Kemeko crashes into his life. M.M. is revealed to be the true identity of the girl piloting the Kemeko suit, and she has a deeper connection to Sanpeita from their past. Her role is central to the unfolding story, bringing both comedic and dramatic elements as she navigates the challenges posed by her peculiar circumstances and her complicated feelings for Sanpeita.