Yaya Tushan is a prominent character in the anime series 'Enmusubi no Youko-chan' (Fox Spirit Matchmaker). As one of the central figures, she is a powerful fox spirit who belongs to the Tushan clan, known for their matchmaking services between humans and spirits. Yaya is depicted as a beautiful and confident spirit with a strong sense of duty towards her clan and its traditions. Her character plays a crucial role in guiding the younger generation, including the protagonist, as they navigate the complexities of love and relationships in a world where humans and spirits coexist.