山上の静かな誓い — A Silent Vow on the Mountain
【聴く武士道】心を研ぎ澄ます、孤高の侍の瞑想曲｜勉強・睡眠・作業用 / Bushido Meditation Music | Sounds of the Solitary Samurai for Focus & Sleep,3 mins, 35 secs
- 山上の静かな誓い — A Silent Vow on the Mountain
【聴く武士道】心を研ぎ澄ます、孤高の侍の瞑想曲｜勉強・睡眠・作業用 / Bushido Meditation Music | Sounds of the Solitary Samurai for Focus & Sleep,3 mins, 35 secs