Board Thread:Theories and Speculation/@comment-31661816-20170403165339/@comment-681696-20170404212843

Some of them I did think of and some I didn't, but given that shishienjin was apparently sufficient to contain a user of the Spirit Transformation Technique, I have my doubts that the jutsu you mentioned would be able to get through the barrier and affect the sound four plus I am not as sure as you are that the barrier allowed air circulation.