She was designed by Tetsu Kurosawa and was voiced by Yoshino Nanjou.
Matsuri appears to be a young, pale-skinned girl with big, dark teal eyes. She has short black hair worn in a loose bob-cut wih a single large cowlick resembling a halo. On the side of her head is a pale red flower accessory with an orange sewn onto it with a single, long leaf.
She wears a grass-green dress with accents and designs of orange, yellow, black, and red. The dress resembles a short kimono with a large orange bow on the left of her torso. Around her neck is a yellow accessory with a small black bow sewn to the front. At the end of each sleeve is a single yellow ribbon. Around her shoulders is a thin white scarf, while covering her legs is a pair of black tights worn with black and white shoes. At the ankle is a piece of yellow and green ruffled material depicting a small orange on the sides.
A positive, innocent girl who is known for being weak with complicated things. She works as a helper in the nearby Shinto temple and loves to assemble things, including plastic model kits or broken objects.