Tomioka Silk Mill was built using French technology and was one of the largest silk mills in the world at the time. Inside the factory, there are machines for extracting raw silk from cocoons, and the scale and sophistication of these machines is impressive.

Tomioka Silk Mill is registered as a World Heritage Site and is visited by many tourists from Japan and abroad. In addition, there are exhibits about the history and technology of silk reeling inside the factory, so you can have fun while learning.