Mountain Hot Spring at Twilight — Gentle Water Sounds for Sleep, 3 Hours

Leave the busy day at the edge of a quiet mountain hot spring. Soft mineral-blue water, distant ridges and slow wisps of steam create an open, unhurried place to mentally unwind at bedtime. This three-hour soundscape blends gently flowing water, a rounded pool wash and a faint mountain-air layer. The water moves subtly beneath a locked view, with no scene cuts or flashing lights. No music, speech, thunder or sudden splashes. Start at a comfortable low volume and adjust for your room. This is an imagined Japanese hot spring, not a field recording or footage of a real resort. The visual is AI-generated and gently animated; the audio is original procedural sound design inspired by flowing water and outdoor air. It is intended for relaxation, not medical treatment. No claim is made about advertising interruptions. If this quiet setting helps you unwind, subscribe to san.nana.37 for more original bedtime soundscapes. Visual and sound design: original production for san.nana.37. #HotSpringAmbience #WaterSounds #SleepSounds