Department profile
Nishimura & Asahi

Data Protection

Asia-Pacific Guide 2026 : Asia-Pacific Region


Nishimura & Asahi

About

Provided by Nishimura & Asahi

An advanced data protection practice in Japan

Nishimura & Asahi provides global clients with practical solutions to comply with Japanese data protection laws, most notably the Act on the Protection of Personal Information (APPI). We provide full-service assistance with a customized team of specialists for each data protection matter, including sector specific matters, M&A transactions requiring due diligence from a data protection perspective, dispute resolution, and data breaches.

Diverse experience in Southeast Asia

We have a strong practice in data protection and privacy matters in Southeast Asia, including Singapore, Thailand, Indonesia, Malaysia, the Philippines and Vietnam. With extensive knowledge and experience in this field, our locally qualified lawyers offer seamless assistance to our clients on multinational projects.

Global Compliance

We regularly assist our clients in establishing compliance systems under data protection laws, from reviewing privacy notices and policies of our multinational clients to advising on multi-jurisdictional data transfer agreements and vendor management.

Cyberattacks

Nishimura & Asahi has advised clients on a number of large-scale data breach cases in which a single cyberattack impacted personal data in multiple jurisdictions. Our rapid response to these cases include the filing of required data breach notifications with authorities in each of the impacted jurisdictions.

Industries (12)

  • Manufacturing
  • Automotive
  • IT & AI
  • Media & Entertainment
  • Consumer & Retail
  • Finacial Institutions
  • FinTech
  • Life Sciences
  • Chemicals
  • Construction & Infrastructure
  • Real Estate
  • Sports

Chambers Review

Provided by Chambers

Data Protection - Asia-Pacific Region

Band 3

Band 3


What the Team is Known For

Nishimura & Asahi is a leading Japanese firm with notable practices in China, Taiwan, Singapore, Thailand, Vietnam and Myanmar. The firm has a growing data protection practice, which already fields a number of specialists in the area who have experience with regulatory investigations and disputes, compliance across multiple jurisdictions and data localisation. Its teams also handle privacy impact assessment, data processing and internal policy reviews.

Notable practitioners

Hitomi Iwase in Tokyo is a key point of contact for clients.

Work Highlights

Provided by Chambers

  • Nishimura & Asahi advised West Japan Railway on global data protection compliance matters for their key pillar projects.

Strengths

Provided by Chambers

  • Their advice is well-structured, practical, and tailored to our needs, which gives us confidence in their expertise.

    Data Protection respondentAsia-Pacific
  • Most importantly, the true measure of their high level is that they do not take our requests at face value but deeply understand what we aim to achieve and work together with us toward that goal.

    Data Protection respondentAsia-Pacific

Members

Provided by Nishimura & Asahi

  • Hitomi Iwase

  • Noriya Ishikawa

  • Yuko Kawai

  • Yujin Suga

  • Takatoshi Hojo

  • Tomonobu Murata

  • Pravinee Bunyamissara

  • Chanakarn Boonyasith

  • Tuan Anh Nguyen

  • Made Grazia V. Ustriyana

  • Pitchabsorn Whangruammit

  • Thi Thanh Ngoc Nguyen

  • Fumihiko Sawada

  • Shota Otake

  • Akihiro Koide

Nishimura & Asahi has rankings in the following guides

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership