{"id":1749,"date":"2026-01-05T09:32:03","date_gmt":"2026-01-05T00:32:03","guid":{"rendered":"https:\/\/mps-legal.com\/en\/?page_id=1749"},"modified":"2026-06-02T03:29:33","modified_gmt":"2026-06-01T18:29:33","slug":"lawyer-koichi-nakatani","status":"publish","type":"page","link":"https:\/\/mps-legal.com\/en\/lawyer-koichi-nakatani","title":{"rendered":"Koichi Nakatani\u00a0"},"content":{"rendered":"\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile is-vertically-aligned-top home-professionals__item\" id=\"gtm-professionals-1\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" loading=\"lazy\" width=\"472\" height=\"560\" src=\"https:\/\/mps-legal.com\/en\/wp-content\/uploads\/sites\/2\/2026\/04\/lawyer-nakatani.jpg\" alt=\"\" class=\"wp-image-1873 size-full\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-4\">\n<div class=\"wp-block-column is-layout-flow\">\n<div class=\"wp-block-group home-professionals__name is-style-fadeIn is-layout-flow\">\n<p><strong style=\"font-size:18rem\">Koichi Nakatani<\/strong>&nbsp;<\/p>\n\n\n\n<p>PARTNER&nbsp;<\/p>\n\n\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-style-fadeIn is-layout-flow\">\n<p>Koichi Nakatani is a partner at Mori &amp; Partners whose practice spans technology and software matters, intellectual property, cross-border and domestic M&amp;A, complex commercial disputes, and employment law. He has extensive experience advising global IT vendors on mission-critical system development projects, software licensing, data protection, and IT-related litigation. In the IP field, he represents both Japanese and international companies in brand protection, anti-counterfeiting, and contentious patent and trademark matters, including for luxury fashion houses.&nbsp;<\/p>\n\n\n\n<p>Koichi also has a strong corporate and transactional practice covering a broad range of industries, including investment funds, real estate, energy, automotive and mobility, consumer goods, manufacturing, hospitality, senior care, and franchise businesses. In employment matters, he advises foreign clients on labor compliance, investigations, labor tribunals, and litigation.&nbsp;<\/p>\n\n\n\n<p>With more than two decades of experience bridging in-house, international, and private-practice roles, Koichi serves clients ranging from major listed companies to high-growth start-ups. He plays an essential role in connecting the firm\u2019s TMT and technology-driven practice with its corporate and disputes capabilities, and is well positioned to manage high-stakes litigation and complex transactional mandates.&nbsp;<\/p>\n\n\n\n<p>Prior to joining Mori &amp; Partners, Koichi was a partner at a prominent Tokyo law firm. He began his career as in-house counsel at IBM Japan, where he gained deep insight into technology contracting and large-scale system development projects<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group is-style-fadeIn is-layout-flow\">\n<p><strong>Practice Areas<\/strong><\/p>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul>\n<li>IT transactions and disputes&nbsp;<\/li>\n\n\n\n<li>Software licensing and IP enforcement&nbsp;<\/li>\n\n\n\n<li>Mergers and Acquisitions&nbsp;<\/li>\n\n\n\n<li>Cross-border commercial transactions&nbsp;<\/li>\n\n\n\n<li>Employment and labor disputes for international clients&nbsp;<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group is-style-fadeIn is-layout-flow\">\n<p><strong>Admissions<\/strong><\/p>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Japanese Bar (The Dai-ni Tokyo Bar Association)&nbsp;<\/p>\n<\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group is-style-fadeIn is-layout-flow\">\n<p><strong>Education<\/strong><\/p>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul>\n<li>Master of Laws (IP LL.M.), University of Washington School of Law&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Bachelor of Laws (LL.B.), Keio University Faculty of Law<\/li>\n<\/ul>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Professional Experience<\/strong><\/p>\n\n\n\n<ul>\n<li>Partner, Mori &amp; Partners, 2026 \u2013 Present&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Partner, Momo-o, Matsuo &amp; Namba, 2010 \u2013 2025&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Statutory Auditor, Billing System Co., Ltd., 2015 \u2013 Present&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Lecturer, Graduate School of Technology Management, Tokyo University of Agriculture &amp; Technology, 2009 \u2013 2011&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Associate, Momo-o, Matsuo &amp; Namba, 2004 \u2013 2009&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Visiting Attorney, Studio Legale Jacobacci &amp; Associati (Turin, Italy), 2007 \u2013 2008&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>In-house Counsel, IBM Japan, Ltd., 1997-2004&nbsp;<\/li>\n<\/ul>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<a href=\"\/en\/lawyer-koichi-nakatani\" id=\"lawyer_read_more\" class=\"is-style-fadeIn is-layout-flow\">View full profile<\/a>\n\n\n\n<p><strong>Selected Publications &amp; Contributions<\/strong><\/p>\n\n\n\n<p><strong><strong>IT<\/strong> \/ Technology<\/strong>&nbsp;<\/p>\n\n\n\n<ul>\n<li><em>From Judicial Decisions to Practice in Software &amp; System Development Disputes<\/em> (Shojihomu, 2017)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><em>Practice of Information Management<\/em> (Shin Nihon Hoki, 2005)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>Intellectual Property<\/strong>&nbsp;<\/p>\n\n\n\n<ul>\n<li><em>Luxury Law<\/em> (The Global Legal Post, 2015, 2022)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><em>The Art Collecting Legal Handbook<\/em> (Thomson Reuters, 2013, 2023)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><em>Patent Claim Interpretation<\/em> (Westlaw, 2013)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><em>Due Diligence and Corporate Governance<\/em> (LexisNexis, 2005)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>Employment \/ Labor<\/strong>&nbsp;<\/p>\n\n\n\n<ul>\n<li>\u201cJapan Section,\u201d <em>International Employment Law Update<\/em> (Taylor Vinters, 2021)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>\u201cCOVID-19 and the Japanese Workplace\u201d (Taylor Vinters, 2020)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><em>Employment &amp; Law, 3rd Edition<\/em> (Global Legal Insights, 2014)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>M&amp;A<\/strong>&nbsp;<\/p>\n\n\n\n<ul>\n<li><em>Due Diligence and Corporate Governance<\/em> (LexisNexis, 2005)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><br>E: <a rel=\"noreferrer noopener\" href=\"mailto:koichi.nakatani@mps-legal.com\" target=\"_blank\">koichi.nakatani@mps-legal.com<\/a><\/p>\n<\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/pages\/1749"}],"collection":[{"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/comments?post=1749"}],"version-history":[{"count":17,"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/pages\/1749\/revisions"}],"predecessor-version":[{"id":1895,"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/pages\/1749\/revisions\/1895"}],"wp:attachment":[{"href":"https:\/\/mps-legal.com\/en\/wp-json\/wp\/v2\/media?parent=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}