Yagyu Retsu Do Mukatana Tori / Nonpochette Hi 6-8

[Machine Translation] Ishifusai, Munenori, Jubei... The Yagyu clan has produced many famous swordsmen who have risen to the position of Shogun's family leader. Retsudo, the youngest brother of the Yagyu clan, is a stray Yagyu, but has mastered the secret of the Yagyu Shinkage style, "Nishiezui," and has become the strongest swordsman in the clan. However, a startling enemy appears, one that could bring Retsudo to the brink of defeat. In order to defeat the strongest enemy who manipulates the "divine sword", Retsudo challenges the "no sword" of the founder, Ishifusai.

石舟斎、宗矩、十兵衛…綺羅星の如く名剣士を輩出し、将軍家指南役にまで登りつめた柳生一族。その末弟に生まれながら"はぐれ柳生"の道を歩む烈堂は、柳生新陰流秘奥義「西江水」を会得、一族最強の剣士に成長していた。が、その烈堂を一敗地にまみれさせる驚愕の敵が現われた。"神の剣"を操る最強の敵に抗すべく、烈堂は開祖・石舟斎の"無刀"の境地に挑む。