Karube Shrine is a sacred site where spiritual souls meet to pray. You can do the same, or respectfully observe others in worship.
You'll soon learn why this Soja sacred place is popular with travelers. If you're searching for other things to keep you busy, Mitsui Outlet Park Kurashiki, Muscat Stadium, and Ohara Museum of Art are in the area too. They won't take long to get to from Karube Shrine.