Kyouko Kasodani is a supporting character in the Touhou Project series, first appearing as a stage 2 boss in 'Ten Desires.' She is a cheerful and polite yamabiko, a type of youkai known for echoing sounds, who lives near the Myouren Temple. Known for her loud voice and energetic personality, Kyouko is often depicted participating in temple chores and socializing with other youkai. Her role highlights themes of acceptance and coexistence between humans and youkai in the series.