The Official Report of the National Diet of Japan Fukushima Nuclear Accident Independent Investigation Commission

• Director of the Maritime Law Association of Japan
• Member of the Civil Legal Affairs Study and Communication Committee, the Science Council of Japan
• Member of the Science Council of Japan
• Advisor to the Institute of Actuaries of Japan
• Director of the General Insurance Institute of Japan
• Member of the Examination Committee, Financial Official Approval Association
• Chairperson of the Life Insurance Related Business Law Society Meeting, Japan Institute of Life Insurance Life
• Member of the Committee for the Study of Kyoto Credit Exchange, Tokyo Stock Exchange Group, Inc.
• Board Member of The Japan Golf Tour Organization

• Adviser to the Inspection Department, Financial Supervisory Agency (currently the Inspection Bureau, Financial Services Agency) (part-time position) (1998–2002)
• Member of the Examination Committee on the Financial Inspection Manual, Financial Supervisory Agency (Deputy Chairperson) (1998)
• Member of the Examination Committee on the Inspection Manual for Insurance Companies, Financial Supervisory Agency (1999)
• Member of the Examination Working Group on the Inspection Manual for Securities, Financial Services Agency (2000)
• Member of the Examination Working Group on the Inspection Manual for Investment Trust Investment Advisors, Financial Services Agency (2001)
• Chairperson of the Working Group on Revising the Inspection Manual to Strengthen Internal and External Audits, Financial Services Agency (2001)
• Member of the Examination Working Group on the Inspection Manual for Financial Holding Companies, Financial Services Agency (2002)
• Secretary of the Legislative Council Corporate Law Subcommittee (Non-Issuance of Stock Certificates), Ministry of Justice (2002)
• Member of 3rd Session Meeting of the Legislative Council Corporate Law Subcommittee (Modernization Related), Ministry of Justice (2002)
• Chairperson of the Liaison Conference with the Japanese Institute of Certified Public Accountants for Introducing DCF Methods, Financial Services Agency (2002)
• Member of the Restructuring Plan Investigation Team, Financial Services Agency (2002)
• Advisor to the Financial Services Agency (Member of the Task Force on Financial Issues) (2002)
• Secretary of the Legislative Council Corporate Law Subcommittee (Modernization Related), Ministry of Justice (2003)
• Expert Member of the Second Subcommittee of the Financial System Council, Financial Services Agency (Member of the Working Group on Public Funds) (2003)
• Member of the Business Management Supervisory Team for Resona Bank, Limited, Financial Services Agency (2003)
• Member of the Business Management Supervisory Team for The Ashikaga Bank, Ltd., Financial Services Agency (2003)
• Director of the Laws and Regulations Compliance Investigation Office, Financial Services Agency (2003)
• Member of the Study Group on New Japanese Bar Exam Questions, Ministry of Justice (2004)
• Member of the Financial Functions Enhancement Review Committee, Financial Services Agency (2004)
• Member of the Advisory Team for Ministers in Charge of Financial Matters (private advisory panel) (2004)
• Deputy Chairperson of the Rating Systems Study Group, Financial Services Agency (2005)
• Chairperson of the Examination Team for Policy for Sale of and Solicitation for Insurance Products, Financial Services Agency (2005)
• Chairperson of the Working Group on Issues Concerning Financial Systems in Response to Information Technology Innovation, Financial Services Agency (2005)
• Member of the Study Group on Electronic Monetary Claim, Ministry of Justice (2005)
• Member of the Study Group on Insurance Laws, Ministry of Justice (2005)
• Member of the Examination Committee for the New Japanese Bar Exam, Ministry of Justice (2005)
• Member of the Financial System Council, Financial Services Agency (2005)
• Member of the Offered Opinions Review Committee of the Inspection Bureau, Financial Services Agency (2005)
• Temporary member of the Quality of Life Council, Cabinet Office (2005)
• Member of the Postal Privatization Committee, Cabinet Secretary (2006)
• Expert member of the National Land Council, Ministry of Land, Infrastructure, Transport and Tourism (2006)
• Advisor to the Ministry of Internal Affairs and Communications (2006)
• Head of the Legal Compliance Investigation Office, Ministry of Internal Affairs and Communications (2006)
• Member of the Task Force on Communication and Broadcasting Issues, Ministry of Internal Affairs and Communications (2006)
• Secretary of the Legislative Council Electronic Monetary Claim Law Subcommittee, Ministry of Justice (2006)
• Chairperson of the Examination Committee on the Inspection Manual for Trust and Banking Companies, Financial Services Agency (2006)
• Member of the Investigative Committee on National Pension Premium Exemption Issues of the Social Insurance Agency, Ministry of Health, Labour and Welfare (2006)
• Secretary of the Legislative Council Insurance Law Subcommittee, Ministry of Justice (2006)
• Member of the Examination Committee on Revising the Financial Inspection Manual, Financial Services Agency (2006)
• Expert Member of the Council on Economic and Fiscal Policy, Cabinet Office (Member of the Expert Panel Regarding Implementing Reform of Government Assets and Debts) (2006)
• Executive Director of the Japanese Association of Turnaround Professionals (2007)
• Member of the Study Group on Globalization of Japanese Financial and Capital Markets, Financial Services Agency (2007)
• Member of the Expert Committee of the Multiple Debts Measures Division, Financial Services Agency (2007)
• Chief of the Working Group on Financial Assets, the Council on Economic and Fiscal Policy, Cabinet Office (2007)
• Member of the Committee to Investigate Pension Record Issues, Ministry of Internal Affairs and Communications (2007)
• Member of the Study Group for “Regional Revitalization Corporation of Japan,” the Council on Economic and Fiscal Policy, Cabinet Office (2007)
• Member of the Panel Discussion on Designing Systems for the Center for Personnel Interchanges Between the Government and Private Entities, Administrative Reform Promotion Headquarters (2007)
• Member of the Settlement System Study Group, Financial Services Agency (2007)
• Member of the Council on Rehabilitation of Pension-Related Operations and Organizations, Cabinet Secretary (2007)
• Member of the Committee for the Study of Infrastructure Development for the Kyoto Credit Circulation, Ministry of Economy, Trade and Industry (2007)
• Chairperson of the Contracts Monitoring Committee, Financial Services Agency (2007)
• Member of the Advisory Committee on the Japanese Voluntary Emissions Trading Scheme, Ministry of the Environment (2008)
• Member of the Study Group on Housing Finance, Ministry of Land, Infrastructure, Transport and Tourism (2008)
• Head of the Special Team for Pension Record Issues, Ministry of Health, Labour and Welfare (2008)
• Advisor to the Cabinet Affairs Office, Cabinet Secretariat (and to Ito Tatsuya, the Special Adviser to the Prime Minister) (2008–2008)
• Deputy Chairperson of the Working Group on Fundamental Insurance Issues, Financial Services Agency (2008)
• Member of the Panel Discussion on ICT Vision, Ministry of Internal Affairs and Communications (2008)
• Chairman of the Investigation Commission on the Retroactive Adjustment of Standard Remuneration, Ministry of Health, Labour and Welfare (2008)
• Member of the Japan Pension Service Establishment Committee, Ministry of Health, Labour and Welfare (2008)
• Councilor to the Financial Services Agency (the Executive Bureau of the Certified Public Accountants and Auditing Oversight Board; and Director of the Laws and Regulations Compliance Investigation Office of the Certified Public Accountants and Auditing Oversight Board) (2008)
• Member of the Financial System Council, Financial Services Agency (reappointment) (2009)
• Member of the Postal Privatization Committee, Headquarters for Promoting Privatization of Postal Services (reappointment) (2009)
• Member of the First and Second Subcommittees of the Sectional Committee on Financial System of the Financial System Council, Financial Services Agency (reappointment) (2009)
• Member of the Practice Group on Corporate Social Responsibility and Internal Control of Japan Federation of Bar Associations (2009)
• Secretary of the Legislative Council Corporate Law Subcommittee, Ministry of Justice (2010)
• Chairman of Section 1 (Review of Securities Companies’ Underwriting Examination) of the Study Group to Vitalize the Corporate Bond Market, Japan Securities Dealers Association (2010)
• Director of the Japan Policy Council, Japan Productivity Center (2011)
• Member of the No.2 Working Group, the Subcommittee for Reform of Incorporated Administrative Agencies, the Government Revitalization Unit, Cabinet Office (2011)
• Member of the National Diet of Japan Fukushima Nuclear Accident Independent Investigation Commission (2011)
• Chief Investigator of the Working Group for Development of Information Infrastructure for Debt Pricing, Japan Securities Dealers Association (2012)
• Member of the Examination Committee for the Japanese Bar Exam, Ministry of Justice (2012 – October 2013), Member of the Examination Committee for the Japanese Preliminary Bar Exam, Ministry of Justice (2012–2013)
• Special Member (in Charge of Reviewing Guidelines for Outside Directors) Delegated to the Judicial System Research Committee of Japan Federation of Bar Associations (2012–2014)
• Counselor on Special Issue to the Governor, Tokyo Metropolitan Government (2013–2014)
• Member of the Examination Committee for the Japanese Bar Exam, Ministry of Justice (2013 – October 2014), Member of the Examination Committee for the Japanese Preliminary Bar Exam, Ministry of Justice (2013–2014)
• Member of the Study Group on Credit Trading based on Joint Crediting Mechanism 2013, Ministry of Economy, Trade and Industry (2013–2014)
• Member of the Committee for Rating Third Party Committee Reports (2014)
• Member of the Legislative Council Commercial Law (Transportation and Maritime Trade Related) Subcommittee of the Ministry of Justice (2014-2016)
• Advisor to the Ministry of Health, Labour and Welfare (2014)
• Member of the Study Group on Credit Trading based on JCM (Joint Crediting Mechanism), Ministry of Economy, Trade and Industry (2015-2015)
• Advisor to the Ministry of Health, Labour and Welfare Task Force for Ensuring Medical Safety at University Hospitals (2015)
• Director General of the Investigative Committee on the Case Involving Unauthorized Computer Access of Japan Pension Service (2015)
• Special Appointed Member of the Judicial System Research Committee (regarding examination of guidelines for outside directors), Japan Federation of Bar Associations (2015-2016)
• Member of the Companies Act Study Group, Commercial Law Center, Inc (2016)
• Member of the Contract Supervision Committee, Japan Atomic Energy Agency (2016)
• Member of the Council of Experts Concerning Financial Monitoring, Financial Services Agency (2016)
• Member of the Legislative Council Corporate Law Subcommittee (Related to Corporate Governance, etc.), Ministry of Justice (2017)
• Member of the Council for Utilization of Dormant Deposits, Cabinet Office (2017)
• Member of Chuo University Alumni Association Councilor (2017)
• Visiting Investigator of Investigation Section, Committee on Judicial Affairs, House of Council, National Diet of Japan (2018)
• Adviser to the Inspection Bureau, Financial Services Agency (Member of the Offered Opinions Review Committee) (reappointment) (2018)
• Councilor for Organization for Technical Intern Training (2018)
• Member of Council of Experts Concerning Governance of Incorporated Educational Institutions, Ministry of Education, Culture, Sports, Science and Technology (2020)
• Member of JP Reform Implementation Committee, Japan Post Group (2020) 
• Member of the Independent Investigation Commission on the Japanese Government’s Response to COVID-19, Asia Pacific Initiative (2020-)
• Member of Prior Case Study Committee on Investment and Loans Utilizing Dormant Deposits, Cabinet Office (2021-）
• Member of the Expert Committee on the Governance of Incorporated Educational Institutions, Ministry of Education, Culture, Sports, Science and Technology (2021-)
• Temporary Member of the Social Security Council, Ministry of Health, Labour and Welfare (2021-2023)
• Advisor, Cabinet Office (Investigation on  the Task Force for a Comprehensive Review of Laws and Regulations for Renewable Energy and Other Resources) (2024)
• Policy Advisor, City of Hakodate (2024-2026)