Kunai- 20 ryo per each
Kunai are a ballistic ninja weapon, and one of the more basic weapons seen in Naruto. It is a black dagger designed for thrusting and stabbing, though it can still do damage if thrown, and is about the length of one's hand.
Shuriken- 10 ryo per each
A shuriken, like kunai, is one of the more basic weapons seen in Naruto. They are sharpened, four-pronged metal stars, useful for throwing.
Senbon- 10 ryo per each
Senbon are metal needles with a point at both ends. They often serve a medical purpose, being used to strike acupuncture points.