There is a chalky wooden hexagonal lighthouse, one of the oldest in Japan, as well as a corner stone and nightlights, as well as a historical park with 29 literary monuments scattered among the trees. The view of Sakata Port, the Mogami River and the sunset are wonderful. There is Hiwayama Obatoro right next to the park, and you can enjoy bread, sweets, drinks and pasta in a fashionable shop.

During the Edo period, there were many samurai residences standing northwest of Kamiyama Castle. Even now, four samurai residences remain on the street, retaining the image of the clan government. The thatched-roofed, hook-shaped bends building is presumed to have been built in the early 19th century, and features a samurai-middle-gate style of architecture with different entrances and entrances. There are houses where the descendants live, but only the Sanwha family can be toured inside.

It is maintained as a green city park friendly to the global environment. Inside the park, there are indoor multi-purpose courts (4) that can be used for tennis futsal, etc., outdoor tennis courts (8), campsites (13 lots), large play equipment for children to play with peace of mind, Jabujabu pond, and footbath using geothermal heat, set up a square where you can have a potato party (barbecue).