IV. Activities Taken by Stakeholders 9. Voluntary Activities by Cyberspace-related Operators and upon a CISs crisis (ii) Collect information, etc. related to attack methods and recovery methods and carry out information sharing to the Cabinet Secretariat (iii) Carry out supplemental information sharing based on consensus with the CI operators or CEPTOARs and also share the relevant information with stakeholders after data anonymization if consent of data sources is obtained (iv) Cooperate with the Cabinet Secretariat with the examination of enhancement of analysis functions (v) Implement opinion exchanges, etc. when requested by the CEPTOAR council (2) Enhancement of incident response capability (i) Provide information related to CISs outage case examples required for cross-sectoral exercises to the Cabinet Secretariat (3) Risk management and preparation of incident readiness (i) Support independent initiative of CI operators that make up CEPTOARs; Cooperate with the Cabinet Secretariat, responsible ministries for CI, etc. as necessary (4) Enhancement of the basis for CIP (i) Cooperate with the Cabinet Secretariat and enhance international cooperation through active utilization of bilateral, inter-regional and multilateral frameworks (ii) Cooperate with the Cabinet Secretariat and actively provide case examples, best practices and other items acquired through international cooperation to domestic stakeholders 9. Voluntary Activities by Cyberspace-related Operators (1) Enhancement of information sharing system (i) Cooperate with the Cabinet Secretariat with the initiatives for preparing information to be subject to sharing and sharing methods for said information (ii) Carry out proactive information sharing to the Cabinet Secretariat during normal circumstances and upon a CISs crisis 39