術じゅつ理り

noun

principles of a martial art; underlying theory of a technique

Used in martial arts contexts to refer to the theoretical foundation or rationale behind techniques, as opposed to mere physical execution.

• この流りゅう派はでは、技わざだけでなく術じゅつ理りも重じゅう視ししている。

  This school emphasizes not only techniques but also the underlying principles.