Who's Nago? The gigantic boar god. He used to rule this whole forest. We couldn't even get near the mountains with him around.
7 seconds sound clip from the Princess Mononoke movie soundboard.
You can hear this line at 00:34:51.723 in the Blu-ray version of the movie.
Quote context
[...]
- Milady has a kind heart, that's all.
- You got rice on your chin, old man.
- It's true. Everything here has turned upside-down since she showed up.
- That's right. She's not even afraid of the gods, that woman.
- You should have seen the way she dealt with Nago. Am I right?
- Nothing to do but sit around on our backsides for months, starin' at a bunch of angry boars. Mm-hmm.
- See, the iron in the sand under this town had all been dug out.
- Then we tried to get at the iron under the mountain, but Nago wasn't gonna stand for that.
- The problem was, before we could dig for the iron, we had to clear away the forest.
- And that's what made the boar angry.
[...]