Hisakawa Clan

The is a mysterious group of  that settled in  after fleeing from the.

History
During the, a woman married the Land of Lightning's daimyo. Sensing that the marriage might cause problems, a young man and some of his family and friends fled. This man's name was [...] Hisakawa, and he desired to create his own clan, free from the ties of the Chinoike clan. The group settled in, remaining relatively unheard of until a member of their clan became involved with the infamous Osamu.

Abilities
As direct descendants of the Chinoike, the Hisakawa possess the, a dōjutsu that, when active, makes their eyes appear blood-red. The Ketsuryūgan allows them to perform powerful genjutsu, of comparable strength to the 's Sharingan. They can also use the Ketsuryūgan to manipulate liquids that have high iron contents, such as blood or the water that naturally flows in the. Before they can manipulate such liquids, it is necessary that they imbue it with their own chakra.

Trivia

 * can loosely translate to "old river".