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Atsumi & Sakai
Katsunori Irie
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Katsunori Irie

Partner

Ho Chi Minh City Office

Main Practices
Labor and Employment Law / Corporate Governance / Shareholder Meetings / Corporate Disputes / General Corporate Legal Affairs / Establishing Companies and Businesses for Startups / M&A, Corporate Reorganization, and Joint Ventures / General Civil Litigation / China and Hong Kong / Vietnam / Indonesia and Malaysia / Laos/Thailand/Cambodia/Myanmar
Languages
Japanese / English
Office
Ho Chi Minh City
Qualifications
Registered Foreign Attorney in Vietnam(2024)
Contact

Overview

Publications & Seminars

Awards

Admitted

Japan (2009)

Bar Association

Tokyo Bar Association

Education

Keio University (B.A. in Economics, 2002)
Keio University Law School (J.D., 2007)
The Legal Training and Research Institute of the Supreme Court of Japan

Background

Senior Advisor to Japan International Cooperation Agency (JICA)（2015-2020）
Legal Expert under JICA’s Rule of Law Project in Laos (2017-2021)
Visiting Scholar, The U.S.-Asia Law Institute, New York University School of Law (2021-2022)

Research and Investigation to Consider the Policies, etc. to Support Japanese Companies and Persons from a Legal Perspective, Ministry of Justice: Research and Investigation in Laos (May, 2023-March, 2024)

Legal Development Assistance Advisor to Japan International Cooperation Agency (JICA) (April, 2024-)

Representative of Atsumi & Sakai Ho Chi Minh office (July, 2024-)

Member

Member of the Committee on International Relations of Japan Federation of Bar Associations (2015-2021）
Member of the International Committee of Tokyo Bar Association (2015-2020）
Member of the Center for Promotion of International Legal Service of Japan Federation of Bar Associations (2023-）
Member of the Business and Human Rights Section, Committee on International Human Rights, Japan Federation of Bar Associations (2023-）

Publications

  • “Commentary: Business and Human Rights [2nd Edition],” Gendaijinbun-sha (July 2025) [Co-author]

  • “Outline of the Lao Amended Enterprise Law (2022),” ICD NEWS (International Cooperation Department, Research and Training Institute, Ministry of Justice, Japan: July, 2024)

  • “Research and Investigation to Consider the Policies, etc. to Support Japanese Companies and Persons from a Legal Perspective” (Lao People's Democratic Republic) (Ministry of Justice, March, 2024)

  • “What You Need to Know About Business and Human Rights,” Jiji Press Singapore, Malaysia, Vietnam, Thailand, Indonesia, Europe, and the U.S. editions (serial articles) (January, 2024-)

  • “Survey Report on Foreign Systems that May Affect the Proper Handling of Specified User Information,” Ministry of Internal Affairs and Communications (2024)  [Co-author]

  • “Lawyers Guide 2024,” Lexis Nexis and Business & Law LLC (January, 2024) [Interview]

  • “The Reform for Secured Transactions Regime with the Doing Business Indicator: A Case of Laos,” Law and Development Review (2022)
  • “Outline of the Lao Civil Code,” ICD NEWS (International Cooperation Department, Research and Training Institute, Ministry of Justice, Japan: 2020)

  • “Current Status and Challenges of Japan’s Support for the Development of Legal Systems in Laos - through Support of Drafting of the Civil Code-,” Horitsu no Hiroba, March, 2019, the Gyosei Corporation (2019)

Web Articles

Newsletters

Seminars

  • “Webinar on Vietnamese Labor and Employment Law,” hosted by Atsumi & Sakai Vietnam Practice Team, February 5, 2026
  • “Essential Vietnamese Legal Knowledge for Expatriates,” at The Japanese Chamber of Commerce and Industry in Ho Chi Minh City (JCCH) Construction Group, hosted by JCCH, January 29, 2026
  • Speaker at a panel entitled “HUMAN TRAFFICKING – International Supply Chains: The Impact of Human Trafficking,” at the 38th LAWASIA Conference 2025, hosted by LAWASIA,  October 12, 2025
  • “KUSSI Seminar 2025 Legal Practice of Investment in Vietnam and Laos - Based on Actual Cases and Voices from the Field,” hosted by The Kobe University Center for Social Systems Innovations (KUSSI), September 3, 2025
  • “Keys to Success in Vietnamese Business: Points on Human Resources, Labor and Taxation Services for Businesses in Vietnam,” jointly hosted by Fair Consulting Group, JAC Recruitment Vietnam Co., Ltd. and Atsumi & Sakai, August 27, 2025
  • “Vietnamese Law from Case Studies,” at the “Southern Vietnam Economic Exchange Mission,” co-hosted by Yamaguchi Prefecture and Yamaguchi Industrial Promotion Foundation, December 12, 2024
  • “Asia M&A Investment Seminar,” hosted by Atsumi & Sakai, March 6, 2024
  • Presenter at the Report by a Returnee of the Overseas Study Program, hosted by Japan Federation of Bar Associations, December 2023
  • Lecturer in International Judicial Support at the Career Seminar for Lawyers in the International Market, hosted by Japan Federation of Bar Associations, September 2023
  • “Crisis Management for Bribery/Human Rights Issues in Laos,” at the regular meeting of the Japanese Chamber of Commerce in Laos, June 2023
  • “Law and Dispute Resolution in Laos” at the “Foreign Investment Policies and Economic Laws in ASEAN Countries,” hosted by Kobe University Center for Social Systems Innovation, November 2022
  • “Real Estate Legislation and Practice in Laos” at “The Asia-Pacific Legal System Study Group,” hosted by the International Cooperation Department, Legal Research Institute, Ministry of Justice, July 2022
  • “Issues when Supporting the Development of Legal Systems: Assistance in Drafting a Civil Code in Laos” at the Osaka University Lecture “Law and Development” Open Class, May 2021　
  • Speaker on legal technical assistance in Lao PDR at a session of Summer Program organized by the Keio Institute for Global Law and Development, September 2020
  • Speaker on the civil enforcement mechanism of Japan and Lao PDR at a seminar entitled “The 3rd Seminar on Good Governance and Rule of Law,” organized by the Ministry of Justice of Lao PDR, supported by UNDP and EU, in Vientiane, Lao PDR, December 2019

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