Noboribetsu Jigoku Valley is a famous tourist destination in Hot springs. Jigoku Valley meaning is hell. The Demon Fireworks Festival is held every June to August. This is a festival where the demons prays for the happiness, health and charm of the people. In the past, there is a legend that demons lived in Hell Valley. They are the god of hot water. It was a heavy rain on this day. The spark reflected in the rain and could see a very beautiful spark.