Kegon Falls
is located at Lake Chūzenji ( source of the Oshiri River ) in Nikkō National Park near the city of Nikkō , Tochigi Prefecture , Japan . 
<triplet> Lake Chūzenji <subj> Nikkō National Park <obj> located in protected area <subj> Japan <obj> country <triplet> Nikkō National Park <subj> Japan <obj> country <triplet> Nikkō <subj> Tochigi Prefecture <obj> located in the administrative territorial entity <subj> Japan <obj> country <triplet> Tochigi Prefecture <subj> Japan <obj> country <triplet> Japan <subj> Tochigi Prefecture <obj> contains administrative territorial entity