Praised by clients for its ‘exceptional ability to address the evolving legal landscape’, the team at Nagashima Ohno & Tsunematsu’s advises clients on both domestic and cross-border regulatory and transactional matters across the IT, telecoms, entertainment, and media industries. The team is jointly led by Soichiro Fujiwara, who advises traditional and newly transformed tech companies on software and online gaming matters, and Keiji Tonomura, who brings a unique combination of M&A, IP, and tech-related expertise. Ryo Okubo is well-versed in space and IT matters, particularly for start-ups and tech companies, while Masaki Mizukoshi is a member to note in relation to Japanese broadcasting laws and media-related transactions.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Nagashima Ohno & Tsunematsu’s TMT practice distinguishes itself through its exceptional ability to address the evolving legal landscape and complex regulatory environment.'

  • 'Mr. Keiji Tonomura is an excellent lawyer who always forms appropriate opinions based on his knowledge. He has a good knowledge of cyber technology and strongly contributes to resolving cyber-related incidents.'

  • ‘The team provides very detailed, timely and pragmatic advice while balancing technical legal knowledge with strong commercial acumen. They have expertise in handling complex regulatory matters and liaising with the relevant authorities to quickly resolve issues.’

Key clients

  • Airbnb
  • NTT Corporation
  • Fuji Media Holdings, Inc.
  • Toyota Motor Corporation
  • Mitsui Fudosan Co., Ltd.
  • Broadridge Financial Solutions
  • Maezawa Yusaku / Maezawa Fund
  • Space Compass Corporation
  • ispace, Inc.
  • Komatsu, Ltd.
  • Mitsubishi UFJ Financial Group, Inc.
  • KADOKAWA Corporation
  • X (formerly known as Twitter)

Work highlights

  • Advised Warner Brothers Discovery on the expansion of the strategic partnership with JCOM on their joint venture.
  • Advised D Capital in an acquisition of 100 per cent shares in Catalina Marketing Japan.
  • Advised X (formerly known as Twitter) in cases relating to requests to delete tweets or disclose user information in Japan.

Lawyers

Leading partners: 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.

Soichiro Fujiwara, Keiji Tonomura

Other key lawyers

Ryo Okubo, Masaki Mizukoshi