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Language: Japanese only.

Author: Sion Kazu, the creator of Singing Ring.


Sion shares the latest scientific experiments and testimonials of Singing Ring in this book.

An original Singing Ring sound CD is included.

Enjoy the harmonic overtones sound therapy.



(without consumption tax) 1,500 JPY


* This product is only available to post overseas by Sion Inc. unless Singing Ring is purchased together.


It can be sent to some overseas countries but Amazon.

Please check the availability at Amazon Japan.

Click here for Amazon link


Enhances immunity by listening to the Singing Ring's Full Harmonic Overtones

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