The practice of interpreting dreams for lottery numbers, known as , is deeply woven into the fabric of Indonesian society.

You mentioned "Beli Motor Bekas" (buying a used motorcycle). In the world of Buku Mimpi :

The Buku Mimpi (Dream Book) is more than just a list of symbols; it is a "pragmatic spiritual" tool used by many to bridge the gap between the supernatural and reality.

: These books use a "2D Bergambar" (2D Illustrated) style, where every object—from a "motor bekas" (used motorcycle) to a specific animal—is assigned a two-digit number (00–99).