Why cut the nagako?

[Adrian]

Thank you, a very interesting read. So basically out of 8 re-tempered blades one failed miserably and the other 7 performed very well in test cutting. Not a bad ratio at all, but these were all very good swords.

[Clive Sinclaire]

For example, Yasutsugu, the Tokugawa smith, is known to have rehardened a hundred or more famous blades on the order of the Shogun that had been burned

After the fall of Osaka castle I beieve

C

[cabowen]

"For example, Yasutsugu, the Tokugawa smith, is known to have rehardened a hundred or more famous blades on the order of the Shogun that had been burned"

After the fall of Osaka castle I beieve

C

 

Bingo....