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Home > Lawyers > Partners > Keiji Tonomura

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Partner

Keiji Tonomura

Biography

Keiji Tonomura is a partner at Nagashima Ohno & Tsunematsu. His practice focuses on mergers and acquisitions and intellectual property and information technology related transactions and counseling. He has extensive experience representing global and local clients on mergers and acquisitions, joint ventures, strategic alliances and other complex business transactions as well as data security and data privacy issues across a range of industry sectors, with a particular focus on the TMT (technology, media and telecoms) sectors and the new business fields generated by the development of emerging technologies, such as sharing economy, Fintech, IoT and AI. He also regularly provides global and local clients with corporate governance related and other general corporate advice.

Education/Professional Experience

2004

Kyoto University (LL.B.)

2006

Kyoto University Law School (J.D.)

2007-

Nagashima Ohno & Tsunematsu

2013

Columbia Law School (LL.M., Harlan Fiske Stone Scholar)

2013-2014

Kirkland & Ellis, Chicago

2018-present

Partner, Nagashima Ohno & Tsunematsu

Seminars

September 20, 2019

NO&T Seminars

"Transboundary Innovation and Law"

April 26, 2019

Seminars

Big Data Market

June 1, 2016

NO&T Seminars

ADVANCE Corporate Law Seminar - Pioneering the Frontier in Corporate Law
2016 Part 4 FinTech Seminar
"A World with FinTech - The Possibility of Collaboration between Financial Institutions and FinTech Companies"

Publications

August, 2019

Others

New protection for Big Data under Unfair Competition Prevention Act

International Law Office Online Newsletter “Tech, Data, Telecoms & Media-Japan”

August, 2019

Articles

The Legal 500: 3rd edition TMT Comparative Guide - Japan

The In-House Lawyer (online)

March, 2019

Newsletter

Recent Developments in Supporting the Utilization of Data

NO&T Japan Legal Update No.16 (March, 2019)

September, 2018

Articles

The Legal 500: 2nd edition Technology Comparative Guide - Japan

The In-House Lawyer (online)

January, 2009

Articles

Hostile takeovers: Hostile takeover defensive measures (Co-author)

The IFLR Guide to Japan 2009 (Supplement to International Financial Law Review, January 2009)

Topics

July 5, 2018

News

Keiji Tonomura appointed as the Expert Member of Study Group on Data Contract Guidelines in Agricultural Sector, Ministry of Agriculture, Forestry and Fisheries.

January 24, 2018

News

Keiji Tonomura appointed as a member of Working Group for Study Group on Data Contract Guidelines, Ministry of Economy, Trade and Industry.