安心小夜曲：守護您的甜美夢鄉（輕音樂）

安心小夜曲：守護您的甜美夢鄉（輕音樂） is a somber song by 輕鬆哄睡 with a tempo of 73 BPM. It can also be used double-time at 146 BPM. The track runs 1 minute and 50 seconds long with a F key and a minor mode. It has low energy and is somewhat danceable with a time signature of 3 beats per bar .