Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records
Law firm

Nishimura & Asahi NY LLP

8 attorneys in the New York State Bar registry list this organization as their firm or employer.

About Nishimura & Asahi NY LLP

Nishimura & Asahi NY LLP is the New York office of Nishimura & Asahi, a Japan-based international law firm headquartered in Tokyo and founded in 1966, with more than 900 lawyers across its global network. The New York office opened on October 19, 2018, and is organized as a registered limited liability partnership under New York law. It serves Japanese clients doing business in North America and Latin America, as well as international clients pursuing investment opportunities in Japan.

The office's work covers transactional, commercial, dispute resolution and regulatory matters, including mergers and acquisitions, joint ventures, banking and finance, intellectual property licensing, and real estate. It also handles arbitration and litigation, governmental investigations, white-collar crime, labor and employment, and insolvency matters. The New York office is located at 1251 Avenue of the Americas, 23rd Floor, New York, NY 10020, with telephone +1-212-830-1600.

TypeLaw firm
New York officesNew York
Phone+1-212-830-1600
Websitenishimura.com/en
Registered NY attorneys8

Practice areas

Areas of work that Nishimura & Asahi NY LLP describes on its own website. They describe the organization as a whole, not the practice of any individual attorney listed below.

Corporate & M&A Banking & Finance Real Estate Intellectual Property Commercial Litigation Arbitration & Mediation White Collar & Investigations Employment & Labor Bankruptcy & Restructuring Government & Regulatory

Organization profile based on its official website and public sources (reviewed October 30, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Nishimura & Asahi NY LLP.

Registered attorneys

Katsuyuki Yamaguchi Admitted 1998 · New York, NY Currently registered Kaoru Tatsumi Admitted 2013 · New York, NY Currently registered Azusa Saito Admitted 2014 · New York, NY Currently registered Masaru Umeda Admitted 2016 · New York, NY Currently registered Hironobu Tsunoda Admitted 2021 · New York, NY Currently registered Kiyoshi Sugimoto Admitted 2023 · New York, NY Currently registered Kazuki Ichikawa Admitted 2024 · New York, NY Currently registered Tomoyasu Nakashima Admitted 2025 · New York, NY Currently registered

Registration status can change at any time. Confirm any attorney's current status through the official New York Attorney Search.

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