Department profile
Nishimura & Asahi

Corporate/M&A: Domestic

Asia-Pacific Guide 2026 : Japan


Nishimura & Asahi

Rankings

About

Provided by Nishimura & Asahi

Nishimura & Asahi is Japan’s largest deals law firm, leading and participating in both domestic and international M&A transactions. Our lawyers provide comprehensive, integrated services tailored to each client’s unique needs, including strategic planning, legal due diligence, documentation, negotiation, communication with government authorities, and closing procedures. Our lawyers have experience in a wide range of industries, and often handle transactions that involve not only corporate laws and securities regulations, but also tax, antitrust, intellectual property, labor, bankruptcy, and other business laws and regulations.

Our Japanese locations, together with our network of 17 overseas locations — including Bangkok, Brussels, Dubai, Frankfurt, Düsseldorf, Hanoi, Ho Chi Minh City, Hong Kong, Jakarta*1, Kuala Lumpur*1, London*2, Manila*1, New York, Shanghai, Singapore, Taipei, and Yangon — allow us to provide timely and seamless advice on complex, time-sensitive matters, helping our clients navigate corporate and M&A legal issues worldwide.

*1 Associate office

*2 Independent subsidiary

Chambers Review

Provided by Chambers

Corporate/M&A: Domestic - Japan

Band 1

Band 1


What the Team is Known For

Nishimura & Asahi is experienced in handling a wide array of transactions relating to tender offers, share exchanges, stock acquisitions and business integration. The firm acts for a variety of domestic companies on inbound and outbound transactions and offers advice to clients on joint ventures with Asian companies. The team also offers expertise in corporate restructuring and consolidation. The firm is able to draw on expertise from its international network of offices to help facilitate cross-border matters.

Work Highlights

Provided by Chambers

  • Nishimura & Asahi advised KKR on a tender offer for FUJISOFT.

Strengths

Provided by Chambers

  • N&A's strengths are the quality of legal advice and quantity of work they have done, teamwork among lawyers and practical advice based on the key points of negotiation.

    Corporate/M&A: Domestic respondentAsia-Pacific
  • N&A is the top law firm in Japan. Global coverage and the scope of what they can handle are further expanding.

    Corporate/M&A: Domestic respondentAsia-Pacific
  • The quality of lawyers is very good. They are all strong and excellent, work as a team and are very reliable.

    Corporate/M&A: Domestic respondentAsia-Pacific

Notable Practitioners

Provided by Chambers

  • Band 1Asa Shinkawa
    Band 1Asa Shinkawa

    Asa Shinkawa

    Asa Shinkawa focuses on mergers and acquisitions, with an emphasis on tender offers, acting on both domestic and cross-border transactions. She has experience acting for clients in the pharmaceutical and financial services sectors.

    • She has demonstrated a very high-level capability as a leading expert in M&A practice in Japan.

      Corporate/M&A: Domestic respondentAsia-Pacific
  • Band 1Hiroshi Uchima
    Band 1Hiroshi Uchima

    Hiroshi Uchima

    Hiroshi Uchima is an established, market-leading practitioner in the M&A space who is noted for providing advice to a variety of clients, including major corporations and private equity firms.

    • Hiroshi Uchima is outstanding for his commitment to clients, his understanding of our business and organisation, and his sense to discern the key points in a case.

      Corporate/M&A: Domestic respondentAsia-Pacific
  • Band 1Yoshinobu Fujimoto
    Band 1Yoshinobu Fujimoto

    Yoshinobu Fujimoto

    Yoshinobu Fujimoto is active on M&A and share purchase transactions and also has experience in joint ventures and shareholder activism matters.

    • I feel that he is always oriented to provide legal advice at the highest level.

      Corporate/M&A: Domestic respondentAsia-Pacific
    • He is highly creative in terms of solving problems and is business-minded.

      Corporate/M&A: Domestic respondentAsia-Pacific
  • Band 2Yo Ota
    Band 2Yo Ota

    Yo Ota

    Yo Ota is praised by market sources for his corporate law expertise. He is well-placed to advise on acquisitions, business alliances and corporate governance matters.

  • Band 3Tatsuya Tanigawa
    Band 3Tatsuya Tanigawa

    Tatsuya Tanigawa

    Tatsuya Tanigawa handles cross-border and domestic M&A transactions and frequently serves clients in the insurance and financial sectors.
    • When Mr Tanigawa says things, everyone agrees. He has the authority. He is also good at discerning the important points.

      Corporate/M&A: Domestic respondentAsia-Pacific
    • He provided crucial advice to consider when making important decisions.

      Corporate/M&A: Domestic respondentAsia-Pacific
  • Band 4Ryutaro Nakayama
    Band 4Ryutaro Nakayama

    Ryutaro Nakayama

    Ryutaro Nakayama has experience on a range of transactional matters, including advising on the merger control aspects of M&A mandates. He is particularly well placed to handle transactions on behalf of clients operating in the regulated sectors.

    • Ryutaro Nakayama stands out for his wealth of experience, accuracy of judgement and integrity.

      Corporate/M&A: Domestic respondentAsia-Pacific
  • Band 4Yuki Oi
    Band 4Yuki Oi

    Yuki Oi

    Yuki Oi advises notable Japanese and international corporations on domestic and cross-border M&A transactions.
  • Band 5Takahiko Date
    Band 5Takahiko Date

    Takahiko Date

    Takahiko Date regularly assists clients in both domestic and cross-border M&A transactions such as joint ventures and corporate restructurings.
    • He is our counsel of choice for domestic corporate issues in Japan.

      Corporate/M&A: Domestic respondentAsia-Pacific

Ranked Individuals at Nishimura & Asahi (8)

Japan

Members

Provided by Nishimura & Asahi

Nishimura & Asahi has rankings in the following guides

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