Concealed Sword: Savage Shell

A highly variable kenjutsu technique that utilizes chakra flow in conjunction in with a iai sword draw to release a powerful burst destructive chakra. The form of this technique is nearly completely dependent on the type of chakra that is flowed into the technique. Despite the fact that several different kinds of chakra can be used with this technique, unaltered raw chakra is useless with this technique. The power of this technique seems based on the speed that the user draws the sword.

Nature Release Variations
This technique is most commonly performed with chakra that has undergone a nature release of some sort.

Wind Release
Several variations of the Wind Release version of this technique have been demonstrated by Nōsei, as it has often become is opening technique upon drawing his sword. From simple gusts of wind to several different types of wind based blades are possible with this technique. Nōsei has even shown the ability to fire several blades from his sword with a single draw. The blades formed from this technique can reach an incredible level of destruction, easily cutting through a variety of natural and man-made constructions without inhibition. Of course, cutting potential of this level takes years of practice to master even for the most skilled kenjutsu practitioners.

Other Variations
In addition to the elemental versions of this technique, Iai Blast can potentially be utilized with a variety of different types of chakra. For example Nōsei has combined the Shard Arts with this skill in order to produced a barrage of glass-like spikes towards an intended target. The spikes produced in this variation can easily pierce human flesh and even penetrate bones to a degree.

It is suspected that other users of this technique could develop more variations of this technique that are currently unknown, but this has yet to be confirmed.