Psycho? No, collectors item

So I’ve finally taken it out of the box and plucked up the courage to use it very very carefully on one or two occasions.

The picture shows the craftsman who hand-forged the blade and if you look closely you can see his name is engraved on it. On the back of the card is the name and photograph of the man who sharpened the knife. My name, in Japanese, is engraved on the other side of the blade. Should be enough to deter thieves at least!