Sunoko Tan is the anthropomorphized mascot character created to promote sunoko, a traditional Japanese wooden slatted mat. In various campaigns and merchandise, Sunoko Tan is portrayed as a cheerful and energetic girl with sunoko-themed accessories. She often educates audiences about the benefits and cultural significance of sunoko mats, bringing a cute and friendly face to this household item. While not from an anime series, she is a beloved character in Japanese mascot culture.