Tendo City Tourist Information Center
Inside "Parte" next to JR Tendo Station, which connects to the Yamagata Shinkansen line, you can find local specialty goods from Tendo over at the "Tendo City Local Specialties Center", as well as sightseeing info at the "Tendo City Tourist Information Center".
Be sure to stop by the Tendo City Tourist Information Center if you're looking for souvenirs or places to go sightseeing around Tendo.