凍てつく静寂 — Frozen Stillness
【究極の集中力】不動心の境地へ｜侍の剣禅一如 BGM / Samurai Meditation for Unwavering Focus | The Blade of a Calm Mind,2 mins, 51 secs
- 凍てつく静寂 — Frozen Stillness
【究極の集中力】不動心の境地へ｜侍の剣禅一如 BGM / Samurai Meditation for Unwavering Focus | The Blade of a Calm Mind,2 mins, 51 secs