I don’t know what most of the people might think, but as I’ve personally lived in Japan for 8 years, I know for a fact that Japan will always be on the top when it comes to crafting real swords. My personal website has tons of similar stuff.
http://www.animationsword.com/anime-swords

Those are definitely not lethal. And I can’t even imagine how the prisoners finished these fine looking props and how much time they spent. I even found some metal constructed final fantasy swords here: http://www.animationsword.com/final-fantasy-swords