Tatsuo Ninoseki

Hiroyuki Tanaka is a Partner of Mori Hamada & Matsumoto, practicing data, IP, IT, and AI law. He is the Adjunct project professor at Keio University Graduate School of Law and Member of the Cyber-Physical Sustainability Center of Keio University Global Research Institute He has extensive experience advising foreign clients on Japanese data protection law. He is also familiar with global data protection regulations, including GDPR and CCPA / CPRA and helps Japanese clients with global data...

Fumiko Soejima is a top attorney recognized by Best Lawyers in the practice area(s) of Structured Finance Law. Fumiko, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fumiko is held by other top lawyers in the same geographic and legal practice area.

Ryosuke Oue is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ryosuke, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryosuke is held by other top lawyers in the same geographic and legal practice area.

Tatsuo Yamashima is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust / Competition Law and Corporate Governance and Compliance Practice. Tatsuo, who practices law in Tokyo, Japan, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tatsuo is held by other top lawyers in the same geographic and legal practice area.

Kazuhiro Tanaka is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Litigation. Kazuhiro, who practices law in Tokyo, Japan, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kazuhiro is held by other top lawyers in the same geographic and legal practice area.

Michael C. Graffagna is a top attorney recognized by Best Lawyers in the practice area(s) of Project Finance and Development Practice. Michael C., who practices law in Tokyo, Japan, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael C. is held by other top lawyers in the same geographic and legal practice area.

Kenichi Tanizaki is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice. Kenichi, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenichi is held by other top lawyers in the same geographic and legal practice area.

Fumiaki Matsuoka is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice and Tax Law. Fumiaki, who practices law in Minato-ku, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fumiaki is held by other top lawyers in the same geographic and legal practice area.

Tomohiro Kitada is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Tomohiro, who practices law in Tokyo, Japan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tomohiro is held by other top lawyers in the same geographic and legal practice area.

Chie Kasahara is a top attorney recognized by Best Lawyers in the practice area(s) of Media and Entertainment Law. Chie, who practices law in Tokyo, Japan, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Chie is held by other top lawyers in the same geographic and legal practice area.