Bibliography
- Paul Hunt, Hiking in Japan: An Adventurer's Guide to the Mountain Trails, Tokyo, Kodansha International Ltd., 1988. ISBN 0-87011-893-5 and ISBN 4-7700-1393-0 C0075
- Shyun Umezawa, Yasuhiko Sugawara, and Jun Nakagawa, Hokkaidō Natsuyama Gaido 4: Hidaka Sanmyaku no Yamayama (北海道夏山ガイド4日高山脈の山やま), Sapporo, The Hokkaido Shimbun Press, 1991. ISBN 4-89363-605-7
Read more about this topic: Hidaka Mountains