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Clifford Chance

Tatsuhiko Kamiyama

Tatsuhiko Kamiyama


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Tatsuhiko Kamiyama
神山 達彦

Tatsuhiko Kamiyama specialises in M&A type transactions (cross-border - outbound and inbound and domestic) and cross-border and domestic joint ventures. 

Tatsuhiko also handles general corporate matters such as commercial, employment and anti-trust law issues.



  • Comcast Corp. on its acquisition of a majority stake in Universal Studios Japan for USD$1.5 billion
    Best Private Equity Deal: Japan Achievement Awards 2015/16 - FinanceAsia
  • Denka-Group of Japan, a chemical company which specialises in the manufacture and development of various raw materials and pharmaceuticals, on its acquisition of Icon Genetics GmbH of Germany, a German Bio-pharmaceutical R&D Company
  • Musashi Seimitsu Industry Co., Ltd. on its acquisition of Hay Group, a forging and metal processing company in Germany
  • NTT Data Corporation, through its subsidiary NTT Data Asia Pacific Pte. Ltd., on the acquisition of a majority stake in iPay88 Sdn. Bhd, an online payment service and payment solution provider in Malaysia.
  • Nikon Corporation on its GBP£260 million acquisition of Optos Plc. Optos is a leading retinal imaging company, headquartered in Scotland and listed on the Official List of the London Stock Exchange.
  • アメリカのコムキャスト社へユニバーサルスタジオジャパン株の51%取得に関して助言
    Finance Asia主催Japan Achievement Awards 2015/2016にて"Best Private Equity Deal"受
  • デンカ株式会社へドイツのバイオ医薬品研究開発企業であるIcon Genetics GmbHの子会社化に関して助言
  • 武蔵精密工業株式会社へドイツの鍛造・機械加工メーカーであるHay Groupの買収に関して助言
  • 株式会社NTT データへマレーシアのiPay88 Sdn. Bhd社の子会社化に関して助言
  • 株式会社ニコンへイギリスOptos社の子会社化に関して助言
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Contact details


Career and qualifications

  • University of Tokyo (LLB) 1995
  • Admitted as a bengoshi in Japan 1997
  • Joined Clifford Chance Law Office (formerly Tanaka Akita & Nakagawa) 2001
  • Duke University, School of Law (LLM) 2002
  • Clifford Chance, London 2002
  • Admitted as an Attorney-at-Law in New York 2004
  • Partner since 2008
  • Speaks Japanese and English


  • 1995年 東京大学法学部卒業
  • 1997年 弁護士登録
  • 2001年 Clifford Chance – 東京(旧田中・秋田・中川法律事務所)
  • 2002年 デューク大学 (LL.M.) 修了
  • 2002年Clifford Chance - ロンドン
  • 2004年 ニューヨーク州弁護士資格取得
  • 2008年 パートナー就任

Professional bodies

  • Member of Daini Tokyo Bar Association


  • 第二東京弁護士会