Finance × WebX × AI × Global Regulation

MX = Mung Group × Market Transformation
supporting the transformation of global financial markets

About Us
Lawyers
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About Us

October 2026, MX Law Office is built on the international network of the Mung Group, supporting companies operating at the intersection of finance, FinTech, WebX, AI, and global regulation.Our firm brings together three specialists:

Jiro Masuda — International regulation, financial markets, AI governance

Makoto Takada — PE/RE funds, cross‑border transactions

Monin Ung — Blockchain, family business, international corporate law

Regulatory Advisory

We support regulatory compliance in advanced domains such as financial products, international funds, digital assets, tokenized instruments, AI, and WebX, based on regulatory developments in Japan and abroad. We clarify complex regulatory frameworks and establish a clear path for sustainable business growth.

Continuous Legal Support

As companies grow, governance and internal controls become increasingly important.
MX Law Office provides long‑term legal support that monitors legal risks and enables stable business operations.

Consulting

Drawing on expertise in finance, funds, WebX, AI, and international regulation, we examine business structures, product design, and regulatory strategies from a legal perspective. We support optimal decision‑making that balances legality, practicality, and commercial viability in areas where technology and law intersect.

Cross‑Border Services with MUNG Group

Through collaboration with the MUNG Group—strongly established in Hong Kong and Singapore—we provide internationally grounded support for cross‑border matters in WebX and financial sectors.

History

2018｜Hong Kong

MUNG Legal established as a pioneer in Web3 legal services
Leading international matters since the early days of digital assets and FinTech

2020｜Singapore

MUNGVERSE established as a core hub for financial legal services
Providing advanced legal support for family offices, trusts, and private equity

2026｜Tokyo

MX Law Office launched as a next‑generation firm spanning finance × WebX × AI × global regulation Supporting both Japanese and global companies through the Mung Group’s network and the expertise of three specialists

Our Lawyers

Jiro Masuda (Managing Partner, Tokyo)

Expert in International Financial Regulation, Cross‑Border Financial Markets, and AI Governance

Jiro Masuda is a specialist in international financial regulation, cross‑border financial markets, and AI governance. He serves as Vice Chair of an IOSCO Committee, contributing to global standard‑setting in collaboration with regulators worldwide. At Japan’s Financial Services Agency (FSA), he worked on international regulatory matters, engaging in cross‑border supervisory cooperation and the domestic implementation of international policy.

With 24 years of market‑side experience at Goldman Sachs, he brings deep insight into market structure, derivatives, product design, and the intersection of regulation, technology, and capital. His combined regulatory and market expertise enables him to provide clear, actionable guidance in complex and fast‑evolving financial sectors.
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Makoto Takada (Managing Partner, Tokyo & Hong Kong)

Expert in PE/RE Funds, Cross‑Border M&A, and Family‑Office Advisory

Makoto Takada is a specialist in private equity and real‑estate funds, cross‑border M&A, and family‑office legal advisory. He led Fund and Investment Legal at Goldman Sachs, gaining deep insight into financial‑market transactions, fund structuring, and complex deal execution. He later served as Head of Legal at Advantage Partners, one of Asia’s leading private‑equity firms, where he oversaw major transactions across the region.

His experience spans sophisticated acquisitions, multi‑jurisdictional negotiations, fund governance, and strategic legal support for family offices and institutional investors. He provides clear, execution‑focused legal guidance that enables clients to navigate cross‑border challenges with confidence.
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Monin Ung (Managing Partner, MUNG Legal, Hong Kong)

Expert in Blockchain, Emerging Technologies, and International Corporate Law

Monin Ung is an international lawyer qualified in England (Barrister), Singapore (Advocate), and Hong Kong (Solicitor)—a rare tri‑jurisdiction qualification. She has extensive experience in blockchain disputes, digital‑asset regulation, AI/cloud/biotech governance, and cross‑border corporate matters, advising listed companies, family offices, private funds, and Web3 developers across Asia.

With over 20 years at international law firms, including Magic Circle firms, she has deep expertise in cross‑border M&A, corporate advisory, technology‑related disputes, and regulatory compliance. She is recognized as a leading practitioner in Web3, AI, and emerging technologies, providing legally sound and commercially practical solutions in fast‑evolving sectors.
Full Profile

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Yaesu Daibiru 3F, 1-1-1 Kyobashi, Chuo‑ku, Tokyo 104‑0031

Tel: +81 (0)3-4567-1440

4 minutes from JR Tokyo Station (Direct access at Exit 25, through Yaechika)
4 minutes from Kyobashi Station (Tokyo Metro Ginza Line)
8 minutes from Takaracho Station (Toei Asakusa Line)

Yaechika Guide Map