The mossy forest of Shiratani Unsuikyo is famous for being the setting of "Princess Mononoke." Trees and rocks are covered in thick moss, creating a fantastic atmosphere of deep green primeval forest. While it's possible to visit this mystical forest on your own, joining a guided tour will allow you to hear anecdotes and trivia about the forest from a guide from Yakushima, making your experience even more enjoyable. The guided tours provide detailed explanations of the forest's ecology and historical background, allowing you to gain a deeper understanding of the forest's charm and have a unique experience. The mossy forest of Shiratani Unsuikyo is a fascinating spot where you can feel the mystery of nature.