As an ordinary individual in Misaka Sister, they connect with other sisters' brains through the same brain waves, and build a Sakamoto network to share information with each other. Like all my sisters, I have the same appearance as Misaka Mikoto, a vegetarian, but night vision goggles are different from striped pants, and my ability is far less than that of Misaka Mikoto, a vegetarian, only the degree of Lu Er. Because the "learning machine" is only used to quickly form personality at the beginning of production, it is not complete in the "human emotion treatment method". At first, it lacked the most basic human emotions, including shyness and fear, and the feeling of death was sudden. Pupils are dim, expressions don't change much, and emotions are said together with speech, such as "speaking in XXX way (or other accurate description)" and so on. However, due to the learning ability, through the accumulation of 20 thousand "sisters" in Sakamoto network, feelings and their own personality are gradually revealed.
She is different from other individuals because she has been injected with the terror program by Nunotaba Shinobu. There is a rich expression on her face. When she feels danger, she will follow her crisis management ability to escape. Because Heaven Canceller once told the intelligence that "thin women are better, while men tend to choose excellent women", and made the conclusion that "since this man thinks so, that high school student should think so, and that's what Mika is worried about", and she learned slimming skills before other Misaka Sister, and secretly lost weight, so she was thinner than other sisters.