Clifford Chance

Japan to implement new ex-ante regulations on mobile os, app stores, browsers and search engines

19 July 2024

A new ex-ante regulation in Japan, the Act on Promotion of Competition for Specified Smartphone Software (Act), prohibits the prevention of alternative app stores, alternative in-app payment systems, anti-steering arrangements, and alternative browser engines. The Act is similar to the EU's Digital Markets Act, and a major milestone in building the digital future and strategy of Japan, aiming to develop a competitive environment for mobile software. Designated mobile software providers are allowed to take necessary exceptional measures for the purpose of protecting security and privacy, the details of which are expected to be covered in upcoming guidelines.

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