Morrison & Foerster is the largest and most diversified international law firm in Japan, with over 120 lawyers, including 50 Japanese lawyers, in Tokyo.

Morrison & Foerster was one of the first international law firms to be licensed in Japan, opening in 1987. Today, our Tokyo office is one of Japan’s six largest law offices (domestic or international). 80 of our Tokyo-based lawyers are either Japanese or fluent in Japanese.

Our Tokyo office has been broadly recognized for excellence in legal services.  Among other things, we were:

  • Selected Japan International Law Firm of the Year by the Chambers Asia Pacific Awards in 2018, for the sixth consecutive year (and the seventh time in the eight years that the award has been presented).
  • Recognized by Chambers Asia Pacific 2019, in more top-tier practice rankings and with more top-tier leading individuals than any other international firm in Japan. We are Band 1 ranked for Competition/Antitrust, Corporate/M&A, Intellectual Property, and Real Estate and were recognized with more "Star Individual" attorney rankings than any other international firm in Japan.
  • Recognized by The Legal 500 Asia Pacific 2018, in the most top-tier practice rankings for international firms in Japan. We are Tier 1 ranked for Antitrust and Competition, Corporate/M&A, Dispute Resolution, Intellectual Property, Projects and Energy, Real Estate, and TMT.
  • Recommended by the 2019 edition of International Financial Law Review’s IFLR1000 in four different practice areas – M&A (both international and domestic law), capital markets (both international and domestic law), banking, and project finance/development.

The American Lawyer featured our Tokyo office as its cover story in which it acknowledged the strength of our firm in Japan, stating: “Morrison & Foerster's decade of growth in Tokyo looks like a model for the future.”

Our firm clients in Tokyo include many of Japan’s most substantial and active companies, including Astellas, Fujitsu, Hitachi, Mitsui & Co., Nikon, Novartis, NTT DoCoMo, NTT Data, Panasonic, Rakuten, Ricoh, SoftBank, Sumitomo, TDK and Toshiba. The firm also serves Japan's major financial investors and institutions such as Carlyle, Intel Capital, Mizuho Financial Group, Mitsubishi UFJ Financial Group, Morgan Stanley and TPG.

Winner 2017 Chambers Asia Pacific
Chambers Asia Pacific Names Morrison & Foerster Japan International Law Firm of the Year


“They are excellent. I've worked with multiple legal firms and they are the best.”

“They are the best in the market. They are very quick to respond and provide the best solutions to issues that come up.”
(Chambers Asia Pacific 2017)


“Morrison & Foerster is a one-stop shop with top-tier expertise.”

“Very high-quality service and are a client-oriented firm.”

“They're very good, and handle both US and Japanese law - different from many other firms.”
(Chambers Asia Pacific 2016)

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