Mine Boulder

Mine Boulder is a rock formation in Inawashiro with multiple climbing routes and paths that vary in difficulty across its surface. The structure offers different angles and sections that appeal to climbers of various skill levels.

The rock received Natural Monument designation because of its geological importance and represents the region's natural development over extended periods. This official recognition highlights its significance for understanding the local geological history.

Local climbing groups gather at Mine Boulder regularly to share knowledge, techniques, and maintain the traditional Japanese respect for natural monuments.

Visitors should bring appropriate climbing equipment and check weather conditions before arriving. Spring and autumn offer the best conditions for activities at this location.

The boulder incorporates elements of both traditional Japanese rock worship and modern climbing culture, creating a special environment for outdoor activities.