This music is made using the "Solfeggio frequency" of 639Hz. This frequency is the frequency of harmony that brings about a connection with people. It is said that it can be expected to improve human relations by reconciling conflicting things. Please use it as a tool to prepare your mind beautifully.

(About Collection) This collection of music for relaxation using the "Solfeggio frequency", which is said to have a healing effect. We will send beautiful music filled with happiness from Japan. Use it for yoga, Pilates, and mindfulness.