Outdoor activities in Koyasan Explore Koyasan with Japan Experience. Discover our "Outdoor activities" selection in Koyasan thanks to our 0 articles. Outdoor activities in Koyasan Engetsu Island Engetsu-to is an island off the coast of Shirahama in Wakayama Prefecture. It's famous for a natural ... infos Pilgrim Hikes / Chôishi-michi If you want to walk in the footsteps of the original pilgrims of the Shingon Buddhist sect, you ... infos