Unusual Swords

There are numerous types of swords used by different shinobi, some of which are difficult to classify.

Known

 * Sasuke Uchiha uses a rare chokuto, which is similiar to, if still different from, a katana with the most significant difference being how it is straight which robs it of the katanas legendary slashing ability. It is used to conduct electricity for increasing cutting power and range.

Unique

 * Decapitating Carving Knife: Zabuza Momochi's giant sword, specially designed for decapitation, later claimed by Suigetsu Hozuki, currently broken.
 * Samehada: Kisame Hoshigaki's giant rough scaled sword, shaves rather than cut, can absorb chakra, spikes prevent anyone other than its master to wield it.
 * Kusanagi Sword:
 * Totsuka Sword: Itachi Uchiha's spiritual sword, capable of sealing victims in an eternal genjutsu, held by Susanoo, the Kusanagi's perfect counter, current status unknown.

Anime Only Swords

 * Imperial Garian Sword: Ryūgan's sword, blade is able to react to the carrier's chakra, amplify it and change its form to that of a dragon.
 * Sword of the Thunder God: Tobirama Senju's legendary sword, blade is made of pure lightning and is retractable, later stolen by Aoi Rokushō, destroyed by Naruto Uzumaki and Sasuke Uchiha.
 * Lightning Fangs: Raiga Kurosuki's twin swords, can manipulate lightning and join into one double-bladed sword, currently under a river.
 * Zanbatō: Hanzaki's simple giant sword, no apparent special properties.

Also See

 * Chokutō - Sasuke Uchiha's sword
 * Cleaver Sword - Darui's sword