Shinobu has a bright, friendly and cheerful demeanor, always having a good-natured smile on her face no matter the situation she is in. However, her external behavior turns out to be a mask. This shows in the way she likes to tease other people. At the back of her head there is a butterfly clip in the Yakai-Maki style. She has large purple eyes without pupils. Her hair is black, fading to purple. Shinobu was described as small with a weak appearance. She is short.