Suyasuya Densha Suimin Maru Simulation Rj01324 Updated (2025)

: To match the "suyasuya" (sleepy/peaceful) atmosphere.

Research into "train sleep" simulations suggests they tap into the theory, where the consistent rhythm helps synchronize brain waves into a theta state, common in light sleep or deep relaxation. suyasuya densha suimin maru simulation rj01324 updated