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This profile reflects asialaw research. The “(asialaw)” label indicates the source of this content.

This law firm has not supplied any contact details or supplementary information for this country or region. For more information about profiling options please contact Prin Shasiharan.
2025 Edition
Banking and finance (asialaw)
8 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Atsumi & Sakai
16 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Notable

Tsubame Law Offices (asialaw)
1 practice area
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Capital markets (asialaw)
8 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Atsumi & Sakai
16 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Competition/antitrust (asialaw)
12 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Miura & Partners (asialaw)
6 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

Atsumi & Sakai
16 practice areas
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City-Yuwa Partners (asialaw)
13 practice areas
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Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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Notable

Kobayashi & Todo (asialaw)
1 practice area
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Yabuki Law Offices (asialaw)
2 practice areas
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Corporate and M&A (asialaw)
14 firms ranked
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Outstanding

Mori Hamada (asialaw)
18 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Miura & Partners (asialaw)
6 practice areas
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Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

Atsumi & Sakai
16 practice areas
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City-Yuwa Partners (asialaw)
13 practice areas
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Hibiya-Nakata (asialaw)
1 practice area
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Tokyo International Law Office (asialaw)
4 practice areas
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Notable

Kitahama Partners (asialaw)
1 practice area
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Masuda & Partners Law Office (asialaw)
3 practice areas
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southgate (asialaw) View profile
Dispute resolution (asialaw)
17 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Abe Ikubo & Katayama (asialaw)
2 practice areas
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Atsumi & Sakai
16 practice areas
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Momo-o Matsuo & Namba (asialaw)
1 practice area
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Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Freeman & Partners (asialaw)
1 practice area
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Gaien Partner (asialaw)
1 practice area
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Tokyo International Law Office (asialaw)
4 practice areas
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Notable

Masuda & Partners Law Office (asialaw)
3 practice areas
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Matsuo & Kosugi (asialaw)
2 practice areas
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Miura & Partners (asialaw)
6 practice areas
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Industry Sector: Aviation and shipping (asialaw)
8 firms ranked
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Highly recommended

Recommended

Atsumi & Sakai
16 practice areas
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TMI Associates (asialaw)
11 practice areas
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Notable

City-Yuwa Partners (asialaw)
13 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Industry Sector: Consumer goods and services (asialaw)
6 firms ranked
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Outstanding

Mori Hamada (asialaw)
18 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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TMI Associates (asialaw)
11 practice areas
View profile

Highly recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Industry Sector: Energy (asialaw)
8 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Atsumi & Sakai
16 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Highly recommended

Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Tokyo International Law Office (asialaw)
4 practice areas
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Industry Sector: Media and entertainment (asialaw)
6 firms ranked
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Highly recommended

Mori Hamada (asialaw)
18 practice areas
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TMI Associates (asialaw)
11 practice areas
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Recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
View profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Nishimura & Asahi (asialaw)
15 practice areas
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Notable

Atsumi & Sakai
16 practice areas
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Industry Sector: Pharmaceuticals and life sciences (asialaw)
9 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
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Highly recommended

Nishimura & Asahi (asialaw)
15 practice areas
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TMI Associates (asialaw)
11 practice areas
View profile

Recommended

Abe Ikubo & Katayama (asialaw)
2 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Notable

Atsumi & Sakai
16 practice areas
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Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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Ohno & Partners (asialaw)
2 practice areas
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Industry Sector: Real estate (asialaw)
8 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile

Highly recommended

Atsumi & Sakai
16 practice areas
View full profile
TMI Associates (asialaw)
11 practice areas
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Recommended

City-Yuwa Partners (asialaw)
13 practice areas
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Ushijima & Partners (asialaw)
1 practice area
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Industry Sector: Technology and telecommunications (asialaw)
6 firms ranked
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Highly recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile

Recommended

Atsumi & Sakai
16 practice areas
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Mori Hamada (asialaw)
18 practice areas
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TMI Associates (asialaw)
11 practice areas
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Intellectual property (asialaw)
14 firms ranked
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Outstanding

Abe Ikubo & Katayama (asialaw)
2 practice areas
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Nakamura & Partners (asialaw)
1 practice area
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TMI Associates (asialaw)
11 practice areas
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Highly recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
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Recommended

Kubota (asialaw) View profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
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Ohno & Partners (asialaw)
2 practice areas
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Notable

Atsumi & Sakai
16 practice areas
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Shiomizaka (asialaw)
2 practice areas
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Sueyoshi & Sato (asialaw)
1 practice area
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ZeLo (asialaw)
6 practice areas
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Investment funds (asialaw)
8 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile

Highly recommended

Atsumi & Sakai
16 practice areas
View full profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile
TMI Associates (asialaw)
11 practice areas
View profile

Notable

City-Yuwa Partners (asialaw)
13 practice areas
View profile
Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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Labour and employment (asialaw)
11 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
View profile
Mori Hamada (asialaw)
18 practice areas
View full profile

Highly recommended

Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile
TMI Associates (asialaw)
11 practice areas
View profile

Recommended

Atsumi & Sakai
16 practice areas
View full profile

Notable

City-Yuwa Partners (asialaw)
13 practice areas
View profile
Miura & Partners (asialaw)
6 practice areas
View full profile
Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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Private equity (asialaw)
7 firms ranked
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Highly recommended

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile

Recommended

Atsumi & Sakai
16 practice areas
View full profile
TMI Associates (asialaw)
11 practice areas
View profile

Notable

Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
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Regulatory (asialaw)
6 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
View profile
Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile

Highly recommended

Atsumi & Sakai
16 practice areas
View full profile
TMI Associates (asialaw)
11 practice areas
View profile
Restructuring and insolvency (asialaw)
10 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
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Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile
Nishimura & Asahi (asialaw)
15 practice areas
View profile

Highly recommended

Abe Ikubo & Katayama (asialaw)
2 practice areas
View profile

Recommended

Atsumi & Sakai
16 practice areas
View full profile
Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
View profile
TMI Associates (asialaw)
11 practice areas
View profile

Notable

Momo-o Matsuo & Namba (asialaw)
1 practice area
View profile
Shiomizaka (asialaw)
2 practice areas
View profile
Tax (asialaw)
7 firms ranked
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Outstanding

Anderson Mori & Tomotsune (asialaw)
14 practice areas
View profile
Mori Hamada (asialaw)
18 practice areas
View full profile
Nagashima Ohno & Tsunematsu (asialaw)
14 practice areas
View profile

Highly recommended

Nishimura & Asahi (asialaw)
15 practice areas
View profile

Recommended

TMI Associates (asialaw)
11 practice areas
View profile

Notable

Oh-Ebashi LPC & Partners (asialaw)
6 practice areas
View profile
Tokyo International Law Office (asialaw)
4 practice areas
View profile
Overview

TMI Associates, one of the five largest law firms in Japan, has broad expertise across corporate and M&A, dispute resolution, intellectual property and regulatory matters. In particular, the firm has good expertise in the IP arena as it houses a strong bench of practitioners skilled in handling the full spectrum of domestic and cross-border contentious and non-contentious matters. The firm also has a proven track record advising clients in the banking, consumer goods and services, manufacturing, and media and entertainment sectors. TMI Associates’ connections to several major global firms and joint ventures ensures it can offer seamless and outstanding legal services both foreign and domestic. Corporate and M&A specialists Masakazu Iwakura and Tatsuhiro Takahara, are key figures.  

Linked Reviews
Capital markets (asialaw)

Work highlights

Advised Australia and New Zealand Banking Group (ANZ) on its ¥162 billion ($1.1 billion) dual-tranche Samurai bond issuance, comprising a ¥110.4 billion Twelfth Series and ¥51.6 billion Thirteenth Series. The offering marked ANZ's first bond issuance in Japan following its January 2023 corporate restructuring that established ANZ Group Holdings as the new listed parent company, requiring innovative documentation solutions to address the new group structure. 

Key clients 

Australia and New Zealand Banking Group, Kanematsu Corporation, República Oriental del Uruguay 

Dispute resolution (asialaw)

Work highlights 

Advised Alps Alpine on successfully defending a ¥20 billion lawsuit challenging its business integration with Alpine Electronics through a share exchange transaction. The landmark Supreme Court victory in November 2024 conclusively upheld the validity of both the share exchange procedure and ratio, rejecting claims by Oasis Investments II Master Fund and Oasis Japan Strategic Fund. The case set a significant precedent for Japanese M&A transactions by affirming the courts' approach to evaluating the fundamental validity of share exchange structures, not merely the consideration aspects. 

Key clients 

Dwango Co, Meta Platforms, Tokyo Electric Power Company Holdings 

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