Nyakuichio-ji Shrine is a sacred place where spiritual souls come together to pray. You can do the same, or respectfully observe others in worship.
This sacred place in Omachi comes recommended by fellow travelers, so leave a spot for it on your must-see list. However, don't end your sightseeing there. There are plenty more places ready for you to check out after Nyakuichio-ji Shrine. Omachi Onsen-kyo, Lake Kizaki, and Alps Azumino National Government Park are close by.