Taiwan amended the protection of computer processed personal data protection law into the new personal data protection law in April 2010, and was executed on October 1st 2012. Supervisements for the laws enforcement was set up, but there wasn't an independent supervisory organization. The protection and privacy transborder flows of personal data law which was executed in Japan in April 2005 was similar to Taiwan's law, which didn't have an independent supervisory organ. In order to improve the weak points, Japan legislated the Act on the use of the number to identify a specific individual in administrative procedures (My number Law) on May 26th 2013. The law enabled the administrative organs to use personal labels on specialized computer platforms in order to connect with other organs when processing specific administrative matters. Including data comparison and combination to handle complete data when processing. The law also created the independence of data privacy authorities in order to control the use of the number to identify a specific individual. Establishing that the persons data's have been saved and recorded. The private infection evaluated system was also recommended. These are all new specifications to the personal data laws in Japan, which represents a major progress to the country. Part one of this article analysis the importance of establishing an independent organization to supervise the personal data laws. Part two introduces the active oversight mechanisms in Japan. Also explaining the legislating process of the My number Law, special provisions on personal data protection, the new obligation of privacy impact assessment and terms on the establishing of an independent organization, the last the review of Taiwan's personal data laws with proposes.