【作業用BGM ピアノ】泡沫の国 -Land of Bubble-【睡眠用, 勉強用, メルヘン】
1:04:26
【作業用BGM ピアノ】蒼穹の天空都市 -Azure Celestial City-【睡眠用, 勉強用, 古代】
1:33:21
Relaxing Piano and Piano Music for Peaceful Moments - Calm Music for Sleep and Rest
3:01:57
Jazz Cafe Serene Relax Provides Peace When Going to Sleep
1:03:48
【作業用BGM ピアノ】雪夜の水晶宮 - Crystal Palace at Snowy Night -【睡眠用, 勉強用, オーロラ】
3:07:56
Timeless Sleep Magic: Transform Nights into Pure Bliss | Lolo Healing
1:16:23
Healing Music for Relieving Stress, Depression, Fatigue, Negativity, Detox of Negative Emotions
3:00:01
A Fireplace’s Glow || 3 Hours of Relaxing Piano, Winter Chill Outside, and Comforting Warmth
1:59:35