A sudden surge in the activity of "chimen-shi" or underground masters - skilled individuals adept at the art of small-scale fraud, has led Osaka to become their latest hotspot. The trend has been particularly observed and recorded in the recent months, causing growing alarm among local authorities and residents. Experts are analyzing the tactics and motivations behind these operators, aiming to mitigate their impact and provide a safer environment for Osaka's inhabitants.

In Japan, the issue of chimen-shi is taken very seriously. People highly value their societal peace, hence these disturbances often trigger substantial media attention and public discussions. A culture of law-abidance and order is deeply ingrained in Japanese society and factors of urban as well as social life are seen as contributing to these incidents. The social and legal values involved include issues related to property rights, personal safety, and local law enforcement capabilities.

In contrast, similar issues involving small-scale fraud or decentralized criminal activities in the US or EU are often addressed more through individual security measures and law enforcement action. Community awareness programs are also implemented but perhaps not to the same extent as in Japan. The issue may not spark as much widespread public discussion or media attention unless the fraud volumes significantly increase.