Mount Ōsa

Mount Ōsa rises to 616 meters above sea level and sits between the cities of Mitoyo and Zentsūji in Kagawa Prefecture. Multiple hiking trails lead from different starting points with rest facilities and parking areas at the base for visitors.

This mountain has served as a geographical reference point for centuries, helping travelers and merchants navigate through the western regions of Japan. Its location made it an important landmark in how local people understood their landscape.

Local communities regard this mountain as a sacred place within Shinto traditions and incorporate it into their spiritual practices. Visitors can observe seasonal rituals taking place on the trails, reflecting how the mountain shapes the religious life of the region.

The mountain can be accessed from several starting points, each with parking areas and rest facilities at the base of the trails. Bring sturdy footwear and water, as trail conditions vary depending on the season and weather.

The mountain contains specific microclimates that support plant species found only in this location within Kagawa Prefecture. This diversity makes it an important site for studying the region's natural variety.

Location: Mitoyo

Location: Zentsūji

Elevation above the sea: 616.3 m

Height: 616.3 m

Part of: Mount Zōzu

GPS coordinates: 34.19669,133.78851

Latest update: December 12, 2025 07:57