Koichi Inoue advises multinational companies on complex tax issues in transactions involving multiple jurisdictions and helps plan and implement the restructuring of their global operations in a tax-efficient manner. Koichi has practiced in the field of international transactions, investments, and dispute resolutions with primary emphasis on Japanese tax law for more than 30 years. His tax experience covers analysis and advice to a wide range of clients in relation to their commercial transactions and restructurings. He also represents taxpayers in complicated administrative proceedings and tax litigation.
Koichi's experience spans a variety of industries, including pharmaceuticals, telecommunications, manufacturing, real estate development, software, private equity, and reinsurance companies. Koichi's recent engagements include tax consultation for PAG Asia I LP in connection with the sale of its 25% interest in Universal Studios Japan to Comcast for $2.3 billion.
Koichi is listed as Band 1 (Japan, tax: domestic) in Chambers Asia-Pacific and one of Tier 1 leading individuals (Japan, tax) in The Legal 500 Asia Pacific. He is also named in The Best Lawyers in Japan for tax and Who's Who Legal: Corporate Tax. Koichi regularly writes and lectures on tax and related subjects. He is a coauthor of Taxation of International Transactions and Overseas Investments (2019) and The Interrelation between Tax Treaties and Domestic Tax Law (2nd ed. 2011). Koichi also has served as a lecturer at Aoyama Business Law Graduate School.
Experience
Additional Speaking Engagements
- November 2021
IFA (International Fiscal Association): OECD Pillar 2 - Minimum tax - September 2018
ジョーンズ・デイ セミナー:国際的なライセンス契約に関する契約上および税務上の留意点 - August/ September 2018
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - September 2018
知的財産関連取引と移転価格セミナー:外国子会社との知的財産関連取引を巡る税務上の主要な留意点 - June / July 2018
ジョーンズ・デイ国際税務セミナー:外国子会社との知的財産関連取引を巡る税務上の留意点 - February / March 2018
移転価格セミナー:移転価格文書化制度と対応の最新の状況について - November / December 2017
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - October 2017
移転価格セミナー:移転価格文書化制度と対応の最新の状況について - August/ September 2017
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - February / March 2017
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - November / December 2016
中堅・中小企業のための移転価格税制対策セミナー - August 2016
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - February 2016
ジョーンズ・デイ国際税務セミナー:日本企業として留意すべき国際税務 - August 2015
日本の投資家・多国籍企業のためのルクセンブルク投資セミナー - July 2015
国際税務研究会 :国内税法の主要制度と租税条約の適用を踏まえた-海外進出企業のための税務リスクマネージメント入門 - July 2015
国際税務研究会 :国内税法の主要制度と租税条約の適用を踏まえた-海外進出企業のための税務リスクマネージメント入門 - May 2015
アジアビジネスセミナー:海外進出の際の税務上の基本的な留意点 - October 2014
ジョーンズ・デイ国際税務セミナー:海外進出の際の税務上の基本的な留意点 - September 2014
租税訴訟学会:租税回避に関する重要判例の検討 - March 2014
BLCCJセミナー:Offshore Assets Reporting System - December 2013
BDO Japanセミナー:簡易な移転価格ソリューションの活用 - September 2013
ジョーンズ・デイセミナー:タックス・ヘイブン税制の実務上の留意点 - August 2012
SMBCビジネスセミナー:海外進出の税務と法務の基礎
"We can rely on his exceptional tax knowledge and experience."Chambers Asia-Pacific
- Cornell University (LL.M. 1988); The Legal Training and Research Institute of the Supreme Court of Japan (Graduate 1984); Tokyo University (LL.B. 1982)
- Japan (Daini Tokyo Bar Association) and New York
Named in Chambers Asia-Pacific (2011-2024), The Legal 500 Asia Pacific (2015-2024), and The Best Lawyers in Japan (2009-2025) for tax
Named in Who's Who Legal as one of the 10 top-tier practitioners for tax in Japan (2022)
"Lawyer of the Year 2020," Best Lawyers in Japan
Co-winner, 36th Academic Award by The Japanese Institute of Certified Public Accountants (2008)
Co-winner, 30th Research Award by the Japan Tax Research Institute (2007)
- English, Japanese