Max Factory's To Aru Majutsu no Index Misaka Imouto Figma (#SP-020) presents a compact, highly detailed rendition of the beloved character. At approximately 135 mm tall, the figure captures Misaka Imouto's distinctive silhouette with clean lines, crisp color blocking, and a glossy finish on the hair and eyes. The highly articulated joints allow dynamic posing at the neck, shoulders, elbows, wrists, hips, knees, and ankles, enabling action-ready or relaxed display options. The figure typically ships with interchangeable hands and facial expressions, enabling a range of moods from calm to determined. The surface decorations are precise, with subtle shading to emphasize her features without overpowering the overall look. The overall build emphasizes stability and a compact footprint suitable for shelf display or a display case, pairing well with related series figures.

In the To Aru Majutsu no Index universe, Misaka Imouto is one of the numerous clones derived from Mikoto Mikoto, the renowned Electromaster of Academy City. She forms part of the broader Misaka Network, a linked group of clones who share experiences, thoughts, and emotions, giving each unit a unique blend of individuality and collective resilience. Misaka Imouto is portrayed as brave, compassionate, and steadfast in protecting her friends, frequently finding herself tangled in conflicts involving scientific experiments, power struggles, and the moral implications of human enhancement. Throughout the series, she seeks autonomy and a sense of normalcy despite her extraordinary abilities, forging bonds with peers and heroes while contributing to pivotal events that challenge the ethics of scientific ambition. Her arc emphasizes resilience, loyalty, and the tension between personal identity and a shared, interconnected mind.