Mount Poroshiri


Mount Poroshiri or sometimes Mount Horoshiri is located in the Hidaka Mountains, Hokkaidō, Japan. Its name was derived from a phonetic kanji transcription of the Ainu words for "great mountain", poro-shiri. It is the highest mountain in the Hidaka range, and is one of the 100 famous mountains in Japan.

Climbing route

Nukabira course

The Nukabira course course is a two-day course.
On the first day, drive 35 km from Furenai to the Rindō Gate. From the gate it is a 5 km hike to the Shusui Dam on the Nukabira River. From the dam it is another 4 km to the Poroshiri Mountain Cottage. The cottage is maintained by the Biratori Alpine Club and sits 950 m above sea level.
For the second day, the route climbs 1.5 km from the mountain cottage to　the Spring of Life. The route continues another 2.5 km along the field of alpine flowers past the North Cirque to the summit. The route then turns north and runs 3 km along the Seven Pond Cirque to the summit of Mount Tottabetsu. From there it is a 1 km walk to Mount Naka Tottabetsu. The route then descends 3 km to the Mount Poroshiri Mountain Cottage.

Niikappu River course

The Niikappu River course starts at Okuniikappu Hatsudensho gate. From there the trail proceeds to Okuniikappu Dam, which forms Lake Poroshiri. From the dam the trail goes to a survey cabin along the Poroshiri River and then onto the mountain ridge before ascending to the summit.