LAWYER PROFILE
Koichiro Yoshimura

Koichiro Yoshimura

Asia-Pacific 2026

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Ranked in 1 practice area

About

Provided by Nagashima Ohno & Tsunematsu

Asia-Pacific

Practice Areas

Taxation / Tax Controversy / Tax Advice and Planning.

Koichiro Yoshimura is a tax partner at Nagashima Ohno & Tsunematsu. He has extensive experience in the field of taxation, covering both tax planning and tax disputes (including tax audits). His particular strength lies in the area of international taxation and providing advice to foreign clients, based on his experience on international tax policy matters at international organizations.

Career

United Nations, Department of Economic and Social Affairs, Financing for Development Office, International Tax Cooperation Unit (2014-2015);

Organisation for Economic Co-operation and Development, Centre for Tax Policy and Administration, International Co-operation and Tax Administration Division (2015-2017);

Partner of Nagashima Ohno & Tsunematsu since 2020

Professional Memberships

Bar of Japan (2007);

Bar of the State of New York (2013);

Member of the Board of the International Fiscal Association Japan branch

Publications

Clarifying the Meaning of “Beneficial Owner” in Tax Treaties, 72 Tax Notes Int’l 761 (2013);

IFA Branch Report for Japan for 2023 Congress;

Chambers Global Practice Guides - Tax Controversy - Japan (2024);

Chambers Global Practice Guides - Alternative Funds - Japan (2024);

Chambers Global Practice Guides - Project Finance - Japan (2024)

Chambers Review

Provided by Chambers

Chambers Asia & Pacific

Tax: Bengoshi - Japan

Band 3
Band 3

Individual Editorial

Koichiro Yoshimura regularly advises on tax issues involving global transactions, as well as handling tax litigation before Tokyo District Court.

Strengths

Provided by Chambers

  • He is a good English speaker and efficiently communicates with foreign lawyers. Also, he is creative, fast and very hardworking, with a good understanding of the purpose of the work.

    Tax: BengoshiChambers Asia & Pacific

Ranked Individuals at Nagashima Ohno & Tsunematsu (52)

Japan

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