Department profile
Nishimura & Asahi

Arbitration (International)

Asia-Pacific Guide 2026 : Asia-Pacific Region


Nishimura & Asahi

About

Provided by Nishimura & Asahi

With over 30 years of experience, we are the leading Japanese law firm for international arbitration. The team and many of our partners have won accolades and recognition for handling large and complex international arbitrations.

We are the only Japanese law firm, and among the few Asian firms, to have been listed for the category of Arbitration (International) in the Asia-Pacific region by Chambers. We are also included in Global Arbitration Review’s (GAR) GAR 100, the guide to the global top arbitration firms. We remain Japan’s only‐ever GAR entrant.

Our expertise encompasses both commercial and investment treaty arbitration. We regularly advise on a variety of arbitrations across numerous industries such as insurance, finance, automotive, pharmaceutical and TMT in connection with M&A, joint ventures, the termination of distribution agreements, and construction arbitration. With respect to investment treaty arbitration, our team of lawyers not only has practical experience, but also comprises members having assisted the Japanese Government in the negotiations of international free trade and investment agreements.

We have a wealth of experience in international arbitrations, including ad hoc and emergency arbitrator procedures, and under the rules of the ICC, SIAC, CIETAC, AAA‐ICDR, KCAB, JCAA and other recognized bodies in Indonesia, Vietnam and Thailand. We also regularly advise on European law issues and regarding European companies’ business in Asia.

Industries (10)

  • Automobiles & Parts
  • Construction & Materials
  • Energy
  • Food & Beverages
  • Government
  • Insurance
  • Pharmaceuticals & Life Sciences
  • Retail
  • Technology
  • Telecommunications

Chambers Review

Provided by Chambers

Arbitration (International) - Asia-Pacific Region

Band 5

Band 5


What the Team is Known For

Japanese law firm Nishimura & Asahi has a renowned international disputes practice that is regularly instructed by household-name domestic and foreign multinationals and is attracting increasing attention for its work in the international arbitration sphere. The firm is notably active on behalf of leading players from the automotive, construction, pharmaceutical and telecommunications sectors in the arbitration of disputes with both regional and extra-regional parties, in accordance with the rules of such bodies as BANI, the ICC, the JCAA and SIAC. It is readily able to draw upon the resources of the wider, full-service firm for relevant specialist expertise.

Notable practitioners

Tokyo-based Hiroyuki Tezuka heads the firm's international dispute resolution practice.

Strengths

Provided by Chambers

  • Nishimura & Asahi has lawyers with a high level of expertise in this field and proficient in close cooperation between foreign lawyers and Japan lawyers.

    Arbitration (International) respondentAsia-Pacific
  • They are knowledgeable and well experienced in international arbitration cases, and therefore their advice is based on practical aspects.

    Arbitration (International) respondentAsia-Pacific
  • Their knowledge and experience in the arbitration process, substantial support in both Japanese and English and strong team building are their key strengths.

    Arbitration (International) respondentAsia-Pacific

Members

Provided by Nishimura & Asahi

  • Lars Markert

  • Hiroyuki Tezuka

  • Akihiro Hironaka

  • Yutaro Kawabata

  • Natalie Yap

  • Azusa Saito

  • Shintaro Uno

  • Chie Nakahara

Nishimura & Asahi has rankings in the following guides

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