Nakatani, a Japanese medical physician researcher, developed Ryodoraku acupuncture therapy, which when translated into English has the astounding name of "Autonomic Nervous System Therapy"
Hirohisa Oda writes in Ryodoraku Textbook, Ryodoraku Autonomic Nervous System Therapy: "The Study of Ryodoraku Therapy, originated during research on the autonomic nervous system by a succession of professors in the department of physiology at Kyoto University, School of Medicine.
On the other hand, Ryodoraku therapy is based on the differences in resistance of specific areas of skin, simultaneously.
Ryodoraku becomes important from a chiropractic philosophical viewpoint when one grasps the concept that historically, according to Palmer theory, a vertebral subluxation causes neurological interference to the ANS.
Ryodoraku provides a diagnostic technique which serves several important objectives from the chiropractic point of view.
Acupuncture meridian theory, as it relates to organ function, and Ryodoraku as it relates to the same, plus the ANS, provide strong indicators as to what subluxations are in actual fact doing to the ANS.
This is splendidly done within Ryodoraku technique.
One of the leading chiropractic proponents of Ryodoraku is Dr.