Yin Force Stream

is a deceptively simple technique which incorporates the use of -aligned to accomplish various beneficial effects. The most direct of application of this technique revolves around the general enhancement of the target's mind for the purposes of strengthening both their will and magnifying techniques that directly benefit from mental fortitude, such as and the techniques of the. These effects also raise one's ability resist such techniques, though it is far from absolute counter. Kazuhide generally applies this technique to drastically enhance the potency of his -based to such an extent that he's able to temporarily sever the connection between the victim's conscious mind and their body.

In terms of a more precise application of this technique, Yin Force Stream can be utilized to accelerate the user's ability to process information. This variation, only put to use by Kazuhide, has allowed him to organize and analyze the vast amount of observational information he's received through the use of his. More specifically, his performance of this technique allowed him to process the information found within a library's tens of thousands of written documents within a single day. Additionally, it has allowed him to keep track of the mechanics of the several hundred unique techniques he's witnessed over the years. As such, this technique has been paramount to him becoming known as the, and to his continued successful career.