Wang Yue Si, a 23-year-old Chinese student studying in Japan was arrested for engaging business activities that break the restrictions on his student visa.
He started selling items at an online auction site in April without obtaining the proper resident status. Wang has admitted to selling 6 million yen (US$51,700) in violation of the Immigration Control and Refugee Recognition Law.
Wang was caught by a banker who grew suspicious when Wang sent money to China regularly.
The police suspect that Wang has made over 100 million yen (US$1,292,600) and sent around 100 million yen (US$861,600) to China.