Twin Dragon Scale Prison

Twin Dragon Scale Prison (ツインドラゴンスケール刑務所, Tsuindoragonsukēru keimusho) is high level security prison built as a stronghold to hold S-Rank to SS-Rank shinobi's, this prison is considered to be the most advanced prison in the Land of Sun.

The Twin Dragon Scale Prison is considered to be extremely hard to escape from since the prison is built deep within the mountains far from Inazumagakure, the prison itself is located deep beneath the mountain with only the peak of it as the only way out of it with many guards and golems keeping guard and the warden keeping the prisoner's restricted of any material that could be a weapon or any jutsu of any kind with a simple chakra restrictio that paralyze or burn the inmates from the inside.

Within the mountain the prison have many levels that holds up to 500 prison cells of the worst (more like the worst of the worst) criminals in history but only the deepest and heavily armored prison cells are restricted Kage level shinobi's who have mastery of Fūinjutsu.