Mino no Tsuboishi

Mino no Tsuboishi is a natural stone formation located on the grounds of the Ceramics Technology Research Institute in Toki. The stone is designated as a national natural monument and displays the geological characteristics that have been important for ceramic production in the region.

The stone has been used by potters and craftspeople in the Mino region since ancient times as a natural resource for ceramic production. Its designation as a national monument reflects its importance in the long history of pottery making in this area.

The stone sits in a region long known for pottery production, showing the deep link between natural materials and local ceramic traditions. You can see how craftspeople in the area have relied on these resources.

The institute grounds are freely accessible and the stone formation can be viewed from all sides. Photography is permitted throughout the site, so you can take pictures as you explore the stone and its surroundings.

The stone serves today as a teaching tool at the research institute, demonstrating how geology connects to traditional ceramic techniques. Visitors can directly see how modern scientific study explains and supports the ancient craft of pottery making.