663highland / CC BY 2.5

The treasure house of Mount Koya, holding the Buddhist sculpture, painting and manuscripts gathered from Kongobu-ji and the mountain's sub-temples, including a large number of National Treasures and Important Cultural Properties. It opened in 1921 and is run by the Koyasan Shingon school itself, with exhibitions rotating through the year.

Best season

Year-round

Crowd level

Moderate

Rating

4.4· 1,140 reviews

Opening hours

Daily 9:00 AM – 5:00 PM

Usual hours — confirm with the official site for holidays + seasonal closures.

Admission

Adults ¥1,300; high-school and university students ¥800 with student ID; elementary and junior-high ¥600.

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