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With one of the largest legal teams in Japan, we bring a wealth of practical knowledge focused on the singular purpose of providing high quality legal services.

Publications

Our lawyers have authored or co-authored a number of newsletters, articles, books and other materials covering a wide range of legal areas to address the latest legal developments and increasingly diverse and complex issues.

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We regularly hold seminars and offer lectures through various formats, such as online streaming.

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Keiji Tonomura

Keiji Tonomura

Partner

Tokyo Office

Keiji Tonomura

Keiji Tonomura

Partner

Tokyo Office

People
Keiji Tonomura

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.

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
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