Japan: Implemented Enforcement Regulations for the Act on Promotion of Competition Related to Specified Software Used on Smartphones

On 19 December 2024, the regulations on enforcement of the Act on Promotion of Competition Concerning Specified Software Used in Smartphones (Act No. 58 of 2024) enter into force. The regulations outline the obligations of providers of smartphone software, including notifications, documentation, and the criteria for designation. The regulations establish submission requirements, designation criteria, and error-correction mechanisms while accommodating transitional needs for companies during the initial transition.