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Atsumi & Sakai

Tokyo,
THE BEST LAWYERS IN JAPAN™ AWARDS:: 76 BEST LAWYERS: ONES TO WATCH IN JAPAN™ AWARDS:: 1
77 Attorneys

About Atsumi & Sakai

Our Attorneys (77)

Yasuhiro Usui

Yasuhiro Usui

(33)

N/A

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Office Locations

Tokyo, JP Headquarters

16F Fukoku Seimei Building, 2-2-2 Uchisaiwaicho, Tokyo 100-0011

81 3 5501 2111

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Fukuoka, JP

Tenjin Building 10F, 2-12-1 Tenjin, Chuo-ku, Fukuoka-shi, Fukuoka 810-0001

81 92 724 7701

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Ho Chi Minh City, VN

10F, The NEXUS building, 3A-3B Ton Duc Thang Street, Sai Gon Ward, Ho Chi Minh City

84 (0)28 3520 8145

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Osaka, JP

Nakanoshima Festival Tower 16F, 2-3-18 Nakanoshima, Osaka 530-0005

81 (0)6 6226 8800

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Brussels, BE

CBR Building, Chaussée de la Hulpe 185, Brussels 1170

32 470 85 19 07

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Frankfurt/Main, DE

OpernTurm (13th Floor), Bockenheimer Landstraße 2–4,, Frankfurt/Main 60306

49 69 7474 5050

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London, GB

85 Gresham Street, London EC2V 7NQ

44 203 696 6540

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New York, NY

1120 Avenue of the Americas, 4th Floor, New York, NY 10036

212-523-0822

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Leadership Team

Ms. Yuri Suzuki

Senior Partner

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Ms. Miho Niunoya

Senior Partner

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Mr. Yutaka Sakai

Senior Partner

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Mr. Toyoki Emoto

Senior Partner

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Mr. Hiroyuki Nezu

Senior Partner

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Ms. Setsuko Yufu

Senior Partner

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Mr. Hiroo Atsumi

Managing Partner

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Awards & Recognition

Featured Awards

THE BEST LAWYERS IN JAPAN™ AWARDS: 76

BEST LAWYERS: ONES TO WATCH IN JAPAN™ AWARDS: 1

Key Contacts

Ms. Miho Niunoya

Corporate/IP

[email protected]

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Mr. Hiroo Atsumi

Finance

[email protected]

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Mr. Hiroki Mori

Funds

[email protected]

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Mr. Daniel C. Hounslow

International Practice

[email protected]

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Mr. Toyoki Emoto

Litigation/Insolvency

[email protected]

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Ms. Junko Ogushi

Real Estate

[email protected]

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Notable Clients

Contact persons:Mr. Hiroo ATSUMI+81 (0)3 5501 [email protected]. Bonnie L. DIXON+81 (0)3 5501 [email protected]. Daniel C. HOUNSLOW+81 (0)3 5501 [email protected] persons:Mr. Hiroo ATSUMI+81 (0)3 5501 [email protected]. Bonnie L. DIXON+81 (0)3 5501 [email protected]. Daniel C. HOUNSLOW+81 (0)3 5501 [email protected]

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Reviews

4.6 / 5

42 Reviews

J

Josefina Cartwright

Feb 02, 2026

Really helpful and compassionate service from everyone at Atsumi & Sakai's firm

I wasn't sure who to call for my Real Estate Law problem, but I'm so glad I went with Atsumi & Sakai. They really listened to me and understood my situation. It was such a relief to have someone so kn...

M

Monique Becker

Feb 02, 2026

Highly recommend Atsumi & Sakai for anyone needing expert Real Estate Law help in undefined

Honestly, I can't thank Atsumi & Sakai enough for everything they've done for me. They really know their stuff when it comes to Real Estate Law and it shows in the results. 10/10 would recommend to an...

M

Monica Lehner

Feb 02, 2026

Exactly what I needed after my legal issue in undefined - Atsumi & Sakai was a lifesaver

After my incident in undefined, I was bombarded with calls and paperwork I didn't understand. I reached out to Atsumi & Sakai for help with my Real Estate Law claim and it was the best decision I coul...

L

Latoya King

Feb 02, 2026

Outstanding experience with Atsumi & Sakai in undefined - truly the best legal team

I was really stressed about my case in undefined, but Atsumi & Sakai made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every detail...

K

Ken Zulauf

Feb 02, 2026

Simply amazing representation from Atsumi & Sakai's office during my recent legal matter

I didn't think I'd find such a good lawyer in undefined, but here we are and I am thoroughly impressed. Atsumi & Sakai is just awesome and exceeded all my expectations. No complaints at all! They real...