# Top Law Firms in Japan Recommended Legal companies in Japan include TokyoAdvisory, VentureINQ, Sughrue Mion PLLC, Osha Bergman Watanabe & Burton LLP, Oblon LLP, Proworks Group. We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. [Learn how Clutch ensures trust](#why-trust-clutch) ## List of the Best Top Law Firms in Japan Ratings Updated: Sep 12, 2026 ### [TokyoAdvisory](https://clutch.co/profile/tokyoadvisory) - $1,000+ minimum project size - $100 - $149 average hourly rate - 2 - 9 employees - Minato City, Japan #### Services Provided - Allocation of Expertise by Percentage - 20% Accounting - 20% Corporate Law - 20% Financial Advising & Planning - 20% Financial Consulting - 20% Tax Law #### Company description TokyoAdvisory is an Accounting company. Based in Minato City, Japan, the agency was founded in 2024. Their team offers Accounting and Financial Advising & Planning. [Visit Website](https://www.tokyoadvisory.com/en) --- ### [VentureINQ](https://clutch.co/profile/ventureinq) - $1,000+ minimum project size - $100 - $149 average hourly rate - 10 - 49 employees - Chuo City, Japan #### Services Provided - Allocation of Expertise by Percentage - 40% Accounting - 20% Back Office Outsourcing - 10% Compliance Consulting - 10% Business Consulting - 20% Tax Law #### Company description VentureINQ is an Accounting company. They provide Accounting and Back Office Outsourcing and were launched in 2010. [Visit Website](http://ventureinq.com/) --- ### [Sughrue Mion PLLC](https://clutch.co/profile/sughrue-mion-pllc) - 50 - 249 employees - Chiyoda City, Japan #### Services Provided - Allocation of Expertise by Percentage - 100% Intellectual Property Law #### Company description Sughrue Mion PLLC is an Intellectual Property Law company. They are in Washington, District of Columbia and Chiyoda City, Japan, and their services include Intellectual Property Law. [Visit Website](https://www.sughrue.com/) #### 1% of employees work in Chiyoda City office Chiyoda City, Japan Otemachi 1st Square, West Tower 19F, 1-5-1, Otemachi Chiyoda-ku employees +035.220.0200 [See All Locations (2)](https://clutch.co/profile/sughrue-mion-pllc#location) --- ### [Osha Bergman Watanabe & Burton LLP](https://clutch.co/profile/osha-bergman-watanabe-burton-llp) - 50 - 249 employees - Minato City, Japan #### Services Provided - Allocation of Expertise by Percentage - 100% Intellectual Property Law #### Company description Osha Bergman Watanabe & Burton LLP is an Intellectual Property Law company. Their team is headquartered in Houston, Texas and Bee Cave, Texas and offers Intellectual Property Law. [Visit Website](https://www.obwbip.com/) #### 1% of employees work in Minato City office Minato City, Japan Level 28 Shinagawa Intercity Tower A 2-15-1 Konan Minato-ku employees +81.3.6717.2877 [See All Locations (7)](https://clutch.co/profile/osha-bergman-watanabe-burton-llp#location) --- ### [Oblon LLP](https://clutch.co/profile/oblon-llp) - 250 - 999 employees - Chiyoda City, Japan #### Services Provided - Allocation of Expertise by Percentage - 100% Intellectual Property Law #### Company description Oblon LLP is an Intellectual Property Law company. The team offers Intellectual Property Law, and the company is headquartered in Alexandria, Virginia and Chiyoda City, Japan. [Visit Website](https://www.oblon.com/) #### 6% of employees work in Chiyoda City office Chiyoda City, Japan Marunouchi-Nakadori Building 7th Floor 2-3, Marunouchi 2-chome, Chiyoda-ku 2 - 5 employees +81.3.6212.0550 [See All Locations (2)](https://clutch.co/profile/oblon-llp#location) --- ### [Proworks Group](https://clutch.co/profile/proworks-group) - 10 - 49 employees - Minato City, Japan #### Services Provided - Allocation of Expertise by Percentage - 20% Accounting - 10% Cloud Consulting & SI - 20% Corporate Law - 10% Finance Law - 10% Financial Consulting - 10% HR Consulting - 10% IT Strategy Consulting - 10% Business Consulting #### Company description Founded in 2007, Proworks Group is an Accounting company. Based in Minato City, Japan, the team focuses on Accounting and Corporate Law. [Visit Website](https://proworksgroup.com/ja/) --- #### Get personalized agency matches based on your project goals. [Find the right fit](https://project.clutch.co/project-brief?source=directory_slide_in_CTA&BPB_adoption_source=directory) ## Why Trust Clutch At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences. Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria. Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them. 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