What is the most common crime in South Korea?

Could you please enlighten me on a rather intriguing topic? I'm quite fascinated to know, what is the most prevalent criminal activity currently plaguing South Korea? It seems to be a rather significant issue in the country, and I'm keen to understand its nature and consequences. Would you be able to provide some insight into this matter? I'm particularly interested in knowing if there are any specific trends or patterns associated with this crime, and what measures are being taken to combat it effectively. Thank you for your time and assistance in this matter.