Knowing where Yamagata is will make these entries make more sense.
The mountains of Dewa Sanzan are located between Yamagata city and Tsuroka. Chokkai san is close to the coast on the northern border (with Akita prefecture). The link below is a general Yamagata sightseeing link.http://www.yamagatakanko.com/english/kokusai/index.html
