Board Thread:General Discussion/@comment-1875854-20150221232630/@comment-2253300-20150223175637

Nara Clan Jutsu are said to be heavily Yin based while Akamichi Clan Jutsu are said to be Heavily Yang based. Controlling the ratio of Spiritual and physical energy in one's chakra is a part of creating new Ninjutsu. Normal Ninjutsu.