Website and data research by 101Leafy.
BST Talk+
ビーストトーク改 · Chip
Beast Talk +50%/Size:2
Price 3200Sells for 1600
No shop sells it, no chest holds it, no enemy drops it, and 101Leafy has not found a story event that gives it.
Shin Megami Tensei Wiki by 101LeafyAll Demons Index