|Rōmaji||Kesshō no Yoroi|
|English TV||Crystal Armour|
|Anime||Naruto Shippūden Episode #105|
|Appears in||Anime only|
|Classification||Kekkei Genkai, Ninjutsu, Chakra Flow|
This technique allows Guren to cover her skin with a thin sheet of crystal that improves her defence against physical attacks. This armour can also aid Guren to perform stronger physical attacks. The crystal is transparent and can only be noticed by light reflecting off it.