As Aoi lets kuroh off, he shows a sign of relief and then he hears all of her questions. Listening carefully so that he could answer them with great detail. Kenjutsu meaning "the the art of the sword" is a fighting style were the user uses a sword. Chakra Chakra is the moulding of the physical energy. It is present in every cell of the body and the spiritual energy gained from exercise and experience. Once moulded, it can be channelled through the chakra circulatory system, which is to chakra as the regular circulatory system is to blood, to any of the 361 chakra points (called tenketsu) in the body. Through various methods, the most common of which is hand seals, the chakra can then be manipulated to create an effect that would not be possible otherwise, such as walking on water, exhaling fire or creating illusions. After saying those words get takes a two second rest and then continues.
Chakra flow refers to the of chakra through an object as well as any technique that increases the potency of a weapon by flowing chakra through it. A shinobi can channel his chakra into a weapon, it can either be elemental chakra as well as raw chakra. That allows the weapon to become more deadly. By channeling wind chakra into a sword, the cutting power is greater. some of the most famous swordsman are Killer bee, mifune, Kisame. etc.