Sarobetsu Plain is situated in Toyotomi Town in northwestern Hokkaido. Registered as a Ramsar Site in 2005, this marsh is part of the Rishiri-Rebun-Sarobetsu National Park and is the largest marsh in northern Hokkaido. When visiting northern Hokkaido, including Wakkanai, Rishiri, or Rebun Island, Sarobetsu Plain is a must-see destination. Access Sarobetsu Marsh Center offers free admission and restroom facilities, providing insights into the area’s history and natural environment. A short 40-minute hiking course along a wooden path allows visitors to enjoy various flowers blooming from early May to late September. Rishiri Island from Sarobetsu Plain.