by：Kensho Onoda、Poom Kerdsang [toc] Summary Introduction Japan’s Act on the Protection of Personal Information (“APPI”) is a comprehensive data protection framework designed to balance the protection of individual (data subject) rights while promoting the effective use of data. APPI imposes obligations such as specifying and notifying the purpose of use, prohibiting use beyond the specified purposes, implementing security safeguards, restricting the provision of personal information to third parties, and responding to requests from individuals. While APPI shares similarities with other major data protection regimes, including the GDPR, it also incorporates several unique concepts, such as “Personal Related Information”, that require…