Headquartered in Tokyo, Anderson Mori & Tomotsune boasts a full-service IP practice, comprising practitioners with a deep knowledge of IP licensing and transactions. Alongside strong industry experience in electronics and telecommunications, the team is also noted for its expertise in trade mark, entertainment disputes and copyright. Industry veteran Yasufumi Shiroyama co-leads the practice alongside a prodigious team of IP experts which include Yoshikazu Iwase, well known for his litigation experience in patent infringement trials and revocation suits, and Akihito Nakamachi, a bilingual and bicultural attorney who has served as partner in both the United States and Japan. Wataru Shimizu focuses on technology transfer agreements, compliance and IP management, whereas Miki Goto leverages his academic background in science and engineering to advise on complex litigation, patent disputes and data privacy issues. Other co-leads include Masayuki Yamanouchi, who specializes in patent infringement issues in the pharmaceutical sector and Nobuto Shirane, who handles IT system development disputes and software licensing.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • 'The team provides useful comments and advised on IP contracts and IP issues in expected schedule.'
  • 'Miki Goto is very responsive to our inquires or requests. He is also a good communicator by sharing the relevant information promptly and listening to the client’s opinion as well.'
  • 'Expertise in the IP field and communication skills are key strength of the firm's practice. Also, compared to others, the firm provided more insightful advice regarding IP laws and had good client care and communication skills.'
  • 'One of the largest and most diversified law firms in Japan, consistently impresses us with its outstanding practices across various fields. In particular, I have worked with this firm on several IP issues and their expertise is outstanding. The advice was always practical and timely, and they have provided high-quality professional services.'
  • 'In my experience, AMT has a great team of intelligent, eager attorneys that are a pleasure to work with. They pay exceptional attention to detail and work very efficiently.'

Key clients

  • Toyota Motor Corporation
  • Murata Machinery (Muratec)
  • Firstface Company Ltd.
  • Denso Corporation
  • Aisin Seiki Co., Ltd.
  • Jtekt Corporation
  • Advics Co., Ltd.
  • Ushio Inc.
  • BluE Nexus Corporation
  • Taiyo Holdings Co., Ltd.
  • Kaken Pharmaceutical Co., Ltd.

Work highlights

  • Advising the Japan Digital Space Economy Federation with the preparation and publication of a report, which identifies and discusses IP and various other legal issues involving Metaverse.

Lawyers

Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Leading individuals: Bengoshi
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head

The lawyer(s) leading their teams.

Yasufumi Shiroyama, Yoshikazu Iwase, Akihito Nakamachi, Wataru Shimizu, Miki Goto, Masayuki Yamanouchi, Nobuto Shirane, Ryo Murakami