LAWYER PROFILE
Toshiro Mochizuki

Toshiro Mochizuki

Asia-Pacific 2026

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Chambers ranking badge

Ranked in 1 practice area

Capital Markets: International: US Law

Japan

6 years ranked

About

Provided by Mayer Brown GJBJ

Asia-Pacific

Practice Areas

Toshiro’s expertise comprises capital markets as well as general corporate matters, with a particular focus on advising issuers and underwriters on global offerings, SEC registrations and other securities law issues, including those relating to business combinations.

Prior to joining the firm, he was an in-house counsel for six years at a leading international investment bank in Tokyo, where he covered primarily capital markets transactions, cross-border M&A financial advisory engagements and compliance matters. Toshiro began his career at another U.S. law firm, where he spent eight years at its Tokyo and New York offices handling both issuer-side and underwriter-side assignments for debt and equity offerings by Japanese and U.S. issuers. Toshiro also has experience representing clients on U.S. anti-corruption, economic sanctions, antitrust and other compliance matters.

Chambers Review

Provided by Chambers

Chambers Asia & Pacific

Capital Markets: International: US Law - Japan

Band 4
Band 4

Individual Editorial

Toshiro Mochizuki of Mayer Brown focuses on assisting Japanese corporations with global offerings and complex US securities law matters, including SEC registrations.

Ranked Individuals at Mayer Brown GJBJ (21)

Asia-Pacific Region

Indonesia

Japan

Mongolia

Myanmar

Singapore

South Korea

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