Firm Profile > Morgan Lewis & Bockius LLP > Tokyo, Japan

Morgan Lewis & Bockius LLP
Marunouchi Building 16th Floor
2-4-1 Marunouchi, Chiyoda-ku
Tokyo 100-6316

Corporate and M&A: International firms and joint ventures Tier 3

Morgan Lewis & Bockius LLP's practice, which is led by Motonori Araki, handles cross-border M&A and joint ventures as well as providing corporate advice. A recent highlight saw Araki join lawyers from the firm's international offices to advise Tadano Co. on its $215m acquisition of the Demag Mobile Cranes business of Terex Corp. Mitsuyoshi Saito is a key name to note for matters across M&A, commercial transactions and dispute resolution.

Practice head(s):

Other key lawyers:

Key clients

Tadano Co.

Intellectual property: International firms and joint ventures Tier 3

Since joining Morgan Lewis & Bockius LLP in 2018, Motonori Araki has led its IP practice, primarily focusing on intellectual property licensing, due diligence and international dispute resolutions. Japanese clients come from a range of industries, including machinery manufacturing, life sciences and technology. The Tokyo team frequently collaborates with the firms offices in the US, particularly Washington and Silicon Valley. Mitsuyoshi Saito is a key contact, and Akiko Araki and Jitsuro Morishita are notable at the non-partner level.

Practice head(s):


“In patent prosecution the team includes members who are well experienced in the technical area, and know well the patent practice of not only the country where patents are filed, but also another where the applicants to make the applicants to be well communicated.”

Mr. Motonori Araki – “He has much knowledge of patent prosecution and litigation practice and his communication skill with clients are amazing level.”

“They are excellent people with both knowledge and experience. And their teamwork is very good.”


The firm: At Morgan Lewis, we work in collaboration around the world—always ready to respond to the needs of our clients and craft powerful solutions for them. From our offices in strategic hubs of commerce, law, and government across North America, Asia, Europe, and the Middle East, we work with clients ranging from established, global Fortune 100 companies to enterprising startups.
Our team of more than 2,200 lawyers and specialists provides comprehensive corporate, transactional, litigation, and regulatory services in major industries, including energy, financial services, healthcare, life sciences, retail and ecommerce, sports, technology, and transportation. We focus on both immediate and long-term goals with our clients, helping them address and anticipate challenges across vast and rapidly changing landscapes.

We approach every representation with an equal commitment to first understanding, and then efficiently and effectively advancing, the interests of our clients and arriving at the best results. If a client has a question, we’ll immediately find the person in our global network with the answer. If there’s a shift in the legal landscape, we’re on top of it, and our clients will be too.

Founded in 1873, we stand on the shoulders of nearly 150 years of achievement, but we never rest on our reputation.

Areas of practice: The Morgan Lewis Tokyo office serves as primary international counsel for a number of leading Japanese companies and asset managers, and as primary counsel in Japan for many of our global clients with operations in Asia. Our team in Tokyo includes both US lawyers covering a broad range of practices and Japanese lawyers with experience in the financial services and related corporate and employment areas working in our Tokyo office through a foreign law joint enterprise structure.

We represent clients across Asia in complex cross-border transactions, asset management regulation, and disputes. Areas of particular focus in Tokyo include asset management, private equity, corporate and project finance, intellectual property, mergers and acquisitions, restructuring transactions, and licensing and other technology matters. We also advise on compliance issues and internal investigations, and provide a full range of eData and other litigation support services.

Our Tokyo lawyers work seamlessly with their colleagues across the firm’s offices throughout North America, Asia, Europe, and the Middle East, with access to teams that can provide advice and services wherever and whenever needed. Our firm’s breadth of resources enables us to advise clients on issues unique to their industries and the locations where they do business.

Department Name Email Telephone
Investment management
Capital markets
Intellectual property
Technology transactions/licensing
Labour and employment
Internal investigations
Project finance
Number of lawyers : Over 2200
at this office : 16
Contacts : Motonori Araki, office managing partner