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Naoki Iguchi

Partner

Tokyo Office

Naoki Iguchi

Partner

Tokyo Office

People

Practice Areas

Global Investigations / Crisis Management / Compliance
Dispute Resolution
- International Arbitration
Intellectual Property
- IP Transactions
Infrastructure/Energy/Environment
Pharmaceutical and Healthcare
- Medical, Pharmaceutical and Life Sciences
Technology
- Digital Transformation (DX)
International Trade and Commerce, and Economic Sanction

Languages

Japanese, English, Chinese, Spanish

Qualifications

2000, Japan (Daini Tokyo Bar Association)

Practice Areas

Global Investigations / Crisis Management / Compliance
Dispute Resolution
- International Arbitration
Intellectual Property
- IP Transactions
Infrastructure/Energy/Environment
Pharmaceutical and Healthcare
- Medical, Pharmaceutical and Life Sciences
Technology
- Digital Transformation (DX)
International Trade and Commerce, and Economic Sanction

Languages

Japanese, English, Chinese, Spanish

Qualifications

2000, Japan (Daini Tokyo Bar Association)

Education/Professional Experience

1992: The University of Tokyo (LL.B.)
1999: The University of Tokyo (LL.M.)
2006: Stanford Law School (LL.M.)
2012 - present: Partner, Nagashima Ohno & Tsunematsu

Seminars

Seminars
January 27, 2025 (Mon) -
Contract Management for International Construction Projects – 6 Part Seminar Series

Year R6 2nd BIZ seminar

Naoki Iguchi (Lecturer), Kaori Sugimoto (Lecturer), Justin Ee (Guest Lecturer of Part 6)

Overseas Construction Association of Japan / Online
- Infrastructure/Energy/Environment
- Construction and Infrastructure
NO&T Seminars
May 24, 2024 (Fri) 15:00 - 17:00
Contract Termination and Disputes

Legal Seminar

Justin Ee, Claire Chong, Naoki Iguchi

Online (Live & On-Demand)
- Corporate
- General Corporate
- M&A
- Mergers & Acquisitions
NO&T Seminars
March 1, 2024 (Fri) 15:00 - 17:00
Joint Venture and Disputes

Asia Legal Practice Seminar

Justin Ee, Naoki Iguchi

Nagashima Ohno & Tsunematsu Singapore office, Online (Live)
- Dispute Resolution
- Disputes in Foreign Jurisdictions
Seminars
April 18, 2023 (Tue) 16:30 - 17:20
ICC: The Keystones of Cross-border Dispute Prevention and Resolution: Arbitration in Plant & Construction Industry

ICC Tokyo Arbitration Day

Naoki Iguchi (Moderator)

Tokyo Kaikan
- Dispute Resolution
- International Arbitration

Publications

Articles
In-Depth: Construction Disputes – Edition 3 JAPAN

(December 2023)

Naoki Iguchi, Kaori Sugimoto (Co-author)
- Infrastructure/Energy/Environment
- Construction and Infrastructure
- Dispute Resolution
- Disputes in Foreign Jurisdictions
- International Arbitration
Articles
Spotlight: Common substantive issues and remedies in construction disputes in Japan

Lexology (online)

Lexology (online)

(January 2023)

Naoki Iguchi, Kaori Sugimoto (Co-author)
- Infrastructure/Energy/Environment
- Construction and Infrastructure
Articles
The Construction Disputes Law Review – Edition 2 JAPAN

(December 2022)

Naoki Iguchi, Kaori Sugimoto (Co-author)
- Dispute Resolution
- International Arbitration
Articles
Lexology Getting the Deal Through – Rail Transport 2023 Japan

(August 2022)

Naoki Iguchi
- International Trade and Commerce, and Economic Sanction
- Global Practice
- Asia and Oceania
- China
- United States
- Americas
- Dispute Resolution
- International Arbitration

Awards

Apr 18, 2025 Awards

High evaluation received in the 2026 Edition of The Best Lawyers in Japan™ and Best Lawyers: Ones to Watch in Japan™
Dec 27, 2024 Awards

High evaluation received in Lexology Index: Global Practice Area Reports 2024
Oct 2, 2024 Awards

High evaluation received in Who’s Who Legal: Japan 2024

Topics

Apr 3, 2012 New Additions

Naoki Iguchi joins Nagashima Ohno & Tsunematsu

Naoki Iguchi

Naoki Iguchi

Education/Professional Experience

Seminars

Contract Management for International Construction Projects – 6 Part Seminar Series

Contract Termination and Disputes

Joint Venture and Disputes

ICC: The Keystones of Cross-border Dispute Prevention and Resolution: Arbitration in Plant & Construction Industry

Publications

In-Depth: Construction Disputes – Edition 3 JAPAN

Spotlight: Common substantive issues and remedies in construction disputes in Japan

The Construction Disputes Law Review – Edition 2 JAPAN

Lexology Getting the Deal Through – Rail Transport 2023 Japan

Awards

High evaluation received in the 2026 Edition of The Best Lawyers in Japan™ and Best Lawyers: Ones to Watch in Japan™

High evaluation received in Lexology Index: Global Practice Area Reports 2024

High evaluation received in Who’s Who Legal: Japan 2024

Topics

Naoki Iguchi joins Nagashima Ohno & Tsunematsu