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Nagashima Ohno & Tsunematsu

Work +81 3 6889 7000
Fax +81 3 6889 8000

Yoshinobu Koyama

Work +81-3-6889-7203
Nagashima Ohno & Tsunematsu



Real Estate Investment/Real Estate Securitization, Real Estate Transactions, J-REITs, Pharmaceutical and Health Care, Restructuring/Insolvency, Corporate/M&A


Admitted to Bar in Japan (2006); Nagashima Ohno & Tsunematsu (2006-); Partner (2017-); Debevoise & Plimpton, New York (2012-2013)


Japanese; English


Dai-ichi Tokyo Bar Association (2006-)


The University of Tokyo (LL.B., 2005); Duke University School of Law (LL.M., 2012)

Japan: Banking and finance

Independent local firms

Within: Independent local firms

Highlights for Nagashima Ohno & Tsunematsu included advising MBK Partners on the financing for its acquisition of Accordia Golf, acting for BTMU as lender during Equinix’s acquisition of Bit-isle, and assisting Permira with the financing of its acquisition of John Masters Organics and Styla. Goldman Sachs, Morgan Stanley and Nomura are also clients. Fumihide Sugimoto leads the department, which also includes real estate finance expert Mami Ikebukuro, Minoru Ota, Satoshi Inoue, Shinichi Matsui and acquisition finance specialist Jiro Mikami. Kazuya Ogawa and Yoshinobu Koyama were promoted to the partnership in 2017.

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Japan: Real estate and construction

Independent local firms

Within: Independent local firms

Comprising ‘brilliantly talented experts’, Nagashima Ohno & Tsunematsu’s 15-partner practice is ‘a clear leader for J-REIT work’. In a recent highlight, Masatsura Kadota acted for Nomura Real Estate Master Fund on its absorption-type merger with Top REIT, acquiring assets totalling ¥190bn. The group also advised Tokyu Land on the consolidation of three of its subsidiaries into one company which manages three separate J-REITs, and handled the establishment of a private REIT for real estate developer NTT Urban Development. Shunpei Tanaka leads the department, which also features Hidetaka Mihara, Mami Ikebukuro and Kenji Utsumi, who ‘consistently works at the highest possible level’. Yoshinobu Koyama made partner in 2017 and Kohji Morita retired.

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Legal Developments in Japan

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to
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