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[Hida City, Gifu Prefecture] A Feat Unseen in 30 Years! "Stone Rods," Prayer Implements from the Jomon Period Unearthed in Miyagawa Town, Hida City, and 377 Other Items Designated as National Important Cultural Properties! Recognized for their high academic value as materials for deciphering the manufacturing process.

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Frequently Asked Questions

Q: What is the total number of items from the ruins recommended for designation as National Important Cultural Properties?
A: A total of 377 items, including 284 main designated items and 93 attached items, have been recommended for designation.
Q: Where are the Shima Ruins and the Shioya Kinseijinja Shrine Ruins located?
A: These ruins are located in Miyagawa Town, Hida City, Gifu Prefecture.
Q: What specific material was collected nearby to produce the excavated stone rods?
A: The stone rods were produced using tuff, commonly known as Shioya Stone, which was collected nearby.
Q: What is the estimated time period during which these stone rods were produced?
A: The stone rods were produced from approximately 4,500 years ago in the Middle Period to 3,500 years ago in the Late or Final Period.
Q: How many stone rods and tools are included in the main designated items?
A: There are 171 stone rods and 113 tools, which include 83 hammerstones and 30 whetstones.