One of the sceneries symbolizing Biei's hills, which appeared in Nissan Skyline's commercial in Shōwa 47th year (1972). The unique name is a thing named after "Ken" and "Mary," who are the characters of the commercial. It is also popular as a drive spot.

※The hills where wheat fields spread are a scenery where summer-likeness can be felt, but please, by all means, do not enter into the fields. We request your cooperation so that you do not obstruct the passage of large-sized agricultural work vehicles.