01 / Blast furnace
The stonework, about 7 m high, usedthe technique of castle stone walls.

The Hashino Blast Furnace Site, a national historic site, holds the remains of three Western-style blast furnaces: No. 1, No. 2 and No. 3. A Nippon Steel quarterly says No. 3 was built in 1858 and ran until 1894, and that its stonework, about 7.0 m high, used the technique of castle stone walls.
- Designated historic site, 1957
- No. 3 furnace built 1858
- Stonework about 7.0 m high

