Stripped of vocals, these tracks hit completely differently. The nirvanA Initiative instrumental collection lays bare the emotional architecture Kotaro Uchikoshi's team built under those vocal performances. "Half to Whole" without the singing lets you hear every string swell and piano phrase that the lyrics normally overshadow.
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And "The Flower That Blooms in Snow" becomes this fragile, almost unbearably pretty instrumental piece. Snow falling in slow motion. Both JP and US arrangements are here, and the differences between them are worth comparing back to back.
If you played the game and those credits wrecked you, this is the version that proves the composition alone was doing most of the heavy lifting.