When I was a child, out of curiosity, I once lightly touched the blade of a Katana (Japanese sword) owned by my grandfather, and instantly, my finger started bleeding.
Katana is a weapon.
I appreciate the dangerous beauty and the craftsmanship of Katana.
A well-know sword polisher in the Edo period said, "I polish Katana to the point that it is too beautiful for anyone to use to hurt people."
In July 2011, at the age of thirty eight, Kaio retired from Sumo competition.
When he took the right upper hand, he always won by his Uwate-nage like wielding a Katana.
Kaio