[Sleep and concentration] Sleep peacefully with the secret sound of the river 

The advertisement is just for your head. 8 hours of sleep music "River Sounds" Research has shown that it physically works on the mind and body, putting the autonomic nervous system into a resting mode and relaxing effect. The sounds of nature and a rich green environment promote relaxation and health, helping you sleep until morning even on sleepless nights. Let the sounds soothe you as background music to guide you to a healthy sleep or as background music for work. The 4K footage of the beautiful countryside stream gives you a sense of realism as if you were there.
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/ @suion_japan