Amano Yasukawara Cave — Mythological Gathering Site

Published: Jun 1, 2026

Updated: Jun 1, 2026

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Amano Yasukawara Cave — Mythological Gathering Site

Amano Yasukawara (天安河原) is a large riverside cave along the Iwato River, believed to be the site where 8 million kami (gods) gathered to strategize how to lure Amaterasu (sun goddess) from her cave-hiding. The cave interior contains a small shrine surrounded by thousands of stacked stone cairns — visitors pile stones in prayer, creating an otherworldly stone forest within the cave.

The cave is reached by a 10-minute walk along a forest path following the river, creating an atmospheric approach.

Opening Hours

Free access 24/7

Closed: Open year-round

Entrance Fee

Free. Parking ¥300 at Amano Iwato Shrine.

Best Season

Early morning (8:00–9:00) or late afternoon for solitude and contemplative atmosphere

Visit Duration

45–60 minutes for cave visit and forest path walk; add 30 minutes for Amano Iwato Shrine guided tour

Getting There

Access Information

Near Amano Iwato Shrine, Takachiho. 15-min drive from Takachiho Gorge. Free access 24/7. Parking ¥300 at Amano Iwato Shrine, then 10-min walk to cave. The path is paved but can be slippery after rain.

Insider Guide

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**Stone stacking tradition:** The practice of piling stones (積み石, tsumi-ishi) isn't ancient — it began in recent decades as visitors began leaving offerings. The stones now cover the cave floor and wa