If you loved Suffering of Ninko, try The Dull Sword
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
Here's a film that perhaps sets out to be more than it is. A samurai discovers his newly purchased sword is dull. He returns to the merchant, where things take a turn. It is short, but maybe not quite sweet.