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Chie Kasahara

Chie Kasahara

Atsumi & Sakai


Chie, a Japanese-qualified attorney (of some 18 years’ standing, leads the IP, IT and TMT teams at Atsumi & Sakai, and advises many leading non-Japanese and Japanese corporations on protecting their IP rights in a broad range of businesses, including technology, media and retail. Her practice is focused on intellectual property, data protection, entertainment, information technology, cross-border commercial transactions and corporate law. She has a law degree from Hokkaido University, and an LLM from Hokkaido University, School of Law.

Her recent transactions include advising:

  • a major international telecommunications carriers on aspects of its telecommunication business and IT issues;
  • international IT related companies in relation to regulatory issues, including discussions with regulatory bodies;
  • a major international social networking service provider on various aspects of its business in Japan, including data protection and privacy issues;
  • a leading networking service provider on data search and data collection issues, including regulatory issues on deep packet inspection;
  • a major Japanese bank on a new system to connect banks and company users;
  • major Japanese advertising agencies on the legal and regulatory requirements for TV production and advertising; and
  • a major computer company in relation to data protection in Japan.

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