Togakushi is a mountain area near Nagano City. There are skifields nearby in winter. In summer thereare beautiful wood areas for hiking and camping. Togakushi is also an area famous for Soba Noodles (Buckwheat Noodles), a Nagano specialty.
This picture is of the torii at the entrance to the Togakushi Shrine path. It is a 20 minute walk to the shrine and sturdy shoes are necessary.
Please see my Togakushi Travelogue for more pictures and information.