Chinese-server data. English names and effects are provisional; untranslated details remain in Chinese.
Prayer stone
Chant Prayer Stone
吟唱祷石
PurpleCharismaExtra effect · Charisma Attunement reaches grade B
Source: Random drop
Prayer stone effects
For each 根音 stack a Charisma crewmate has, increase their healing by 2%.
Extra effect
Charisma Attunement reaches grade B
Each 根音 stack increases healing by another 1%.
Acquisition source
Random drop
Recorded source: Random drop.
Source: 遗忘之海 · 祷石记录器 (Chinese)Lore
Item story
Stone chips float inside like living notes. Ship doctors once held it while humming to their patients; when its patterns shone, the pain would fade.