Roadside station directly connected to JR Hamakoshimizu Station along Route 244. Inside the facility there is a store selling Koshimizu town vegetables, specialty products, and souvenirs from the surrounding Okhotsk area, as well as a restaurant called "Hamanasu", convenient for taking a break and shopping. At the restaurant, you can enjoy menus using potatoes from Koshimizu Town, such as "Potato Gorotte Curry," and fresh foods from Koshimizu Town and Okhotsk, such as "Nandakorya Stick," a skewer of fish paste from Abashiri, octopus from Shiretoko, and fried potatoes from Koshimizu Town, and specialties from surrounding municipalities on one stick. You can enjoy meals and snacks.