【Healing Cafe】[α波、自然音] 自律神経を優しく整える心安らぐBGM集 <br /> <br />[alpha wave nature sound] a collection of BGM where a heart to prepare autonomic nerve kindly feels at ease <br />An alpha wave and a sound of nature prepare your autonomic nerve. I have an effect of relaxation, stress-relieving, a change, the refreshment, and I feel at ease, and a feeling is healed.