Whatever the belief system or whoever they're dedicated to, shrines have a way of making you contemplative. Check out Yamanashioka Shrine and share a moment of silence with the locals.
You'll soon learn why this Fuefuki sacred place is visited by many travelers. If you're searching for more to do and see here, Hottarakashi Onsen Hot Spring, Katsunuma Budo-no-Oka Winery, and Yamanashi Fuehukigawa Fruit Park are in the area as well. They won't take you very long to get to from Yamanashioka Shrine.