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Tatsuya Okano

Partner

Tokyo Office

Tatsuya Okano

Partner

Tokyo Office

Contact

People

Tatsuya Okano is a partner at Nagashima Ohno & Tsunematsu. His practice focuses on M&A and other corporate restructuring transactions. He also advises many clients on various corporate matters especially with his thorough knowledge of the Companies Act and the securities regulations.

Practice Areas

Corporate
- Corporate Governance
- General Corporate
M&A
- Mergers & Acquisitions
- Private Equity/Venture Capital and Startups
Finance
- Acquisition Finance

Languages

Japanese, English

Qualifications

2003, Japan (Tokyo Bar Association)

Practice Areas

Corporate
- Corporate Governance
- General Corporate
M&A
- Mergers & Acquisitions
- Private Equity/Venture Capital and Startups
Finance
- Acquisition Finance

Languages

Japanese, English

Qualifications

2003, Japan (Tokyo Bar Association)

Education/Professional Experience

1985: Hitotsubashi University (B.Com.)
1985 - 1999: Nomura Securities Co., Ltd.
2007 -: Nagashima Ohno & Tsunematsu
2014 - present: Partner, Nagashima Ohno & Tsunematsu

Seminars

NO&T Seminars
April 19, 2024 (Fri) 14:00 - 17:00
Seminar in Osaka: Emerging Trends in Corporate Takeovers for Management Control – Corporate Strategy and Considerations in Light of the “Guidelines for Corporate Takeovers”

ADVANCE Corporate Law Seminar

Yuko Tamai, Yutaka Kuroda, Tatsuya Okano, Shuichi Nishimura

Hilton Osaka
- Corporate
- Corporate Governance
- M&A
- Mergers & Acquisitions
NO&T Seminars
December 14, 2023 (Thu) 14:30 - 18:00
Future Prospects of Corporate Takeovers for Management Control – Corporate Strategy and Practice under the “Guidelines for Corporate Takeovers”

ADVANCE Corporate Law Seminar

Yuko Tamai, Yutaka Kuroda, Tatsuya Okano, Shuichi Nishimura, Wataru Tanaka (The University of Tokyo), Shinsuke Tsunoda (Nomura Securities Co.,Ltd.)

JP TOWER Hall & Conference
- Corporate
- Corporate Governance
- M&A
- Mergers & Acquisitions
NO&T Seminars
June 15, 2021 (Tue) 12:00 -
Corporate/M&A Seminar “Round-Table Discussion: Latest Practice on Takeover Defense Strategies”

ADVANCE Corporate Law Seminar

Yutaka Kuroda, Tatsuya Okano, Kosuke Hamaguchi

Online (On-Demand)
- M&A
- Mergers & Acquisitions
NO&T Seminars
September 18, 2015 (Fri) 15:00 - 17:30
M&A Seminar “Aggressive and Conservative M&As”

ADVANCE Corporate Law Seminar

Yuko Tamai, Tomohiko Iwasaki, Soichiro Fujiwara, Ryo Okubo, Tatsuya Okano

JP Tower Hall & Conference
- M&A
- Mergers & Acquisitions

Publications

Books
“Theory and Practice of Takeover Bid 3rd Edition”

Shojihomu Co., Ltd. (October 2016)

Edited by Nagashima Ohno & Tsunematsu, Hiroki Inoue, Hiroyuki Ishizuka, Tomohiko Iwasaki, Soichiro Fujiwara, Tatsuya Okano, Sho Awaya (Co-authors)
- M&A
- Mergers & Acquisitions
Books
“Theory and Practice of Takeover Bid 2nd Edition”

Shojihomu Co., Ltd. (September 2013)

Edited by Nagashima Ohno & Tsunematsu, Hiroki Inoue, Hiroyuki Ishizuka, Tomohiko Iwasaki, Soichiro Fujiwara, Tatsuya Okano
- M&A
- Mergers & Acquisitions

Awards

Apr 18, 2025 Awards

High evaluation received in the 2026 Edition of The Best Lawyers in Japan™ and Best Lawyers: Ones to Watch in Japan™
Sep 13, 2024 Awards

NO&T receives high evaluation in IFLR1000 2024
Apr 23, 2024 Awards

High evaluation received in the 2025 Edition of “The Best Lawyers in Japan”

Topics

Jan 1, 2014 Announcements

Announcing New Partners of NO&T
Apr 1, 2007 New Additions

New lawyers join Nagashima Ohno & Tsunematsu

Tatsuya Okano

Tatsuya Okano

Education/Professional Experience

Seminars

Seminar in Osaka: Emerging Trends in Corporate Takeovers for Management Control – Corporate Strategy and Considerations in Light of the “Guidelines for Corporate Takeovers”

Future Prospects of Corporate Takeovers for Management Control – Corporate Strategy and Practice under the “Guidelines for Corporate Takeovers”

Corporate/M&A Seminar “Round-Table Discussion: Latest Practice on Takeover Defense Strategies”

M&A Seminar “Aggressive and Conservative M&As”

Publications

“Theory and Practice of Takeover Bid 3rd Edition”

“Theory and Practice of Takeover Bid 2nd Edition”

Awards

High evaluation received in the 2026 Edition of The Best Lawyers in Japan™ and Best Lawyers: Ones to Watch in Japan™

NO&T receives high evaluation in IFLR1000 2024

High evaluation received in the 2025 Edition of “The Best Lawyers in Japan”

Topics

Announcing New Partners of NO&T

New lawyers join Nagashima Ohno & Tsunematsu