
Imagine walking down the street on a sunny afternoon, your headphones playing your favorite song, when suddenly something catches your eye. A strange marking on a door, a peculiar note taped to a lamppost, or perhaps a subtle movement in the shadows. Most of us might shrug it off as mundane, but what if these seemingly trivial details were signals of something sinister? Beneath the surface of everyday life, hidden dangers could be lurking in plain sight, and knowing how to spot them might just save your life.

Have you ever noticed odd symbols etched into doorframes, fences, or even sidewalks? While they might look like harmless graffiti, some of these markings have a far darker purpose. Law enforcement agencies worldwide have warned about the use of secret codes by burglars or even human traffickers to communicate.
A simple "X" on a mailbox might indicate an empty home, while strange patterns on a fence could signal potential targets.
One woman in the UK reported seeing a chalk marking on her wall, only to find out later that it was used by a gang to signal that her house was vulnerable.
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代表者: 土屋千冬
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設立日:2023年03月07日