The Japanese ninja use eight main skills: breathing, nimbleness, the sword, the lance, the dart, gun powder, swiftness, and suppleness.
20 seconds sound clip from the Ninjutsu (1968) movie soundboard.
You can hear this line at 00:10:55 in the Blu-ray version of the movie.
Quote context
[...]
- Are you called The Master of The Three Arts?
- Huh? How did you know I was Master Chi?
- They were ninja. They'd only be waiting for the general.
- This is a catalog of ninja skills.
- Besides this, they've perfected the art of escaping. They can break free from tight bonds.
- Thank you very much. I'll use it well.
[...]