Mimika-sama appears exclusively within Mika's dream sequence. She manifests as a child resembling Mika but exhibiting antagonistic traits and wearing a crown. Her role involves holding Mika's father captive on an island. Mimika-sama commands a monster she created, which ultimately collapses onto Mika, Juju, and the father during the dream's climax. This character functions as a symbolic representation of Mika's subconscious anxieties regarding her father's absence and fears.