This document provides information about stopping at the peripheral roadside station "Hanayaka Koshimizu" in Hokkaido, Japan. It notes that between January 28th and February 28th, certain trains traveling between Abashiri and Shiretoko-Shari will stop for 20 minutes at Hamakoshimizu. During this brief stop, travelers can shop for daily items and snacks or watch live crabs at booths in Hanayaka Koshimizu, and climb the sightseeing tower on top, though the stairs may be slippery. They could also shop or take photos at stores in the parking lot if time allows.